28687510

素因数分解:

$2^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5749}}^1$

素因数の和:6255

約数の個数: 16

約数和(自身を含む): 51750000

約数和(自身を除く): 23062490

約数列:

[1, 2, 5, 10, 499, 998, 2495, 4990, 5749, 11498, 28745, 57490, 2868751, 5737502, 14343755, 28687510]

約数ペア:

[(1, 28687510), (2, 14343755), (5, 5737502), (10, 2868751), (499, 57490), (998, 28745), (2495, 11498), (4990, 5749)]