The factors of 20 are one, two, four, five, 10, 20, negative one, negative two, negative four, negative five, -10 and -20. The prime factors of 20 are two, four and five.
Know MoreThe factors are the numbers multiplied together to get a certain number. For instance, one and 20 are multiplied together to get 20. Similarly, negative four and negative five can be multiplied together to reach 20 because multiplying two negative numbers makes a positive number. The prime factors are the most basic prime numbers that can be multiplied together to reach a number. In this case, two times two is equal to four, and four multiplied by five is 20.
Learn MoreThe factors of 90 are one, two, three, five, six, nine, 10, 15, 18, 30, 45 and 90. Factors are whole number that can divide into another number leaving no remainder (no decimals).
Full Answer >The factors of 121 are 1, 11 and 121. Therefore, 121 has a total of three factors. Every number has at least two factors: 1 and the number itself.
Full Answer >The factors of 120 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60 and 120. Using a simple set of tests allows the discovery of all of these factors in a relatively short amount of time, according to What Are the Factors.
Full Answer >Calculating the factors of 25 is straightforward as they are 1, 5 and 25. The first two factors to be ascertained, sometimes the only two factors, are the number itself and 1. Also, any number that can be divided by itself becomes a factor.
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