55907960

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{2801}}^1$

素因数の和:3311

約数の個数: 32

約数和(自身を含む): 126090000

約数和(自身を除く): 70182040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1996, 2495, 2801, 3992, 4990, 5602, 9980, 11204, 14005, 19960, 22408, 28010, 56020, 112040, 1397699, 2795398, 5590796, 6988495, 11181592, 13976990, 27953980, 55907960]

約数ペア:

[(1, 55907960), (2, 27953980), (4, 13976990), (5, 11181592), (8, 6988495), (10, 5590796), (20, 2795398), (40, 1397699), (499, 112040), (998, 56020), (1996, 28010), (2495, 22408), (2801, 19960), (3992, 14005), (4990, 11204), (5602, 9980)]