28 only has six factors: 1, 2, 4, 7, 14, 28.
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To find the prime factors of 28 start with any factor pair of 28 and keep factoring the composite factors until all the factors are prime. 28 2 x 14 2 x 2 x 7 The three prime factors of 28 are 2, 2, 7.
The Greatest Common Factor (GCF) of 20 and 28 is 4.The factors of 20 are 1, 2, 4, 5, 10, and 20The factors of 28 are 1, 2, 4, 7, 14, and 28The common factors are: 1, 2, 4The Greatest Common Factor (GCF) is: 4
10 - 1, 2, 5, 10 14 - 1, 2, 7, 14 24 - 1, 2, 3, 4, 6, 8, 12, 24 28 - 1, 2, 4, 7, 14, 28 So 24 has the most factors :)
Factors of 28: 1, 2, 4, 7, 14, and 28 .