20176657240

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2110529}}^1$

素因数の和:2110779

約数の個数: 32

約数和(自身を含む): 45587448000

約数和(自身を除く): 25410790760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 2110529, 4221058, 8442116, 10552645, 16884232, 21105290, 42210580, 84421160, 504416431, 1008832862, 2017665724, 2522082155, 4035331448, 5044164310, 10088328620, 20176657240]

約数ペア:

[(1, 20176657240), (2, 10088328620), (4, 5044164310), (5, 4035331448), (8, 2522082155), (10, 2017665724), (20, 1008832862), (40, 504416431), (239, 84421160), (478, 42210580), (956, 21105290), (1195, 16884232), (1912, 10552645), (2390, 8442116), (4780, 4221058), (9560, 2110529)]