15019960

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3323}}^1$

素因数の和:3447

約数の個数: 32

約数和(自身を含む): 34104240

約数和(自身を除く): 19084280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 3323, 4520, 6646, 13292, 16615, 26584, 33230, 66460, 132920, 375499, 750998, 1501996, 1877495, 3003992, 3754990, 7509980, 15019960]

約数ペア:

[(1, 15019960), (2, 7509980), (4, 3754990), (5, 3003992), (8, 1877495), (10, 1501996), (20, 750998), (40, 375499), (113, 132920), (226, 66460), (452, 33230), (565, 26584), (904, 16615), (1130, 13292), (2260, 6646), (3323, 4520)]