99913960

素因数分解:

$2^3\times 5^1\times {\mathrm{2497849}}^1$

素因数の和:2497860

約数の個数: 16

約数和(自身を含む): 224806500

約数和(自身を除く): 124892540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2497849, 4995698, 9991396, 12489245, 19982792, 24978490, 49956980, 99913960]

約数ペア:

[(1, 99913960), (2, 49956980), (4, 24978490), (5, 19982792), (8, 12489245), (10, 9991396), (20, 4995698), (40, 2497849)]