99838520

素因数分解:

$2^3\times 5^1\times {\mathrm{2495963}}^1$

素因数の和:2495974

約数の個数: 16

約数和(自身を含む): 224636760

約数和(自身を除く): 124798240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2495963, 4991926, 9983852, 12479815, 19967704, 24959630, 49919260, 99838520]

約数ペア:

[(1, 99838520), (2, 49919260), (4, 24959630), (5, 19967704), (8, 12479815), (10, 9983852), (20, 4991926), (40, 2495963)]