27757960

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1831}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 62654400

約数和(自身を除く): 34896440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1831, 1895, 3032, 3662, 3790, 7324, 7580, 9155, 14648, 15160, 18310, 36620, 73240, 693949, 1387898, 2775796, 3469745, 5551592, 6939490, 13878980, 27757960]

約数ペア:

[(1, 27757960), (2, 13878980), (4, 6939490), (5, 5551592), (8, 3469745), (10, 2775796), (20, 1387898), (40, 693949), (379, 73240), (758, 36620), (1516, 18310), (1831, 15160), (1895, 14648), (3032, 9155), (3662, 7580), (3790, 7324)]