15877020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3727}}^1$

素因数の和:3810

約数の個数: 48

約数和(自身を含む): 45093888

約数和(自身を除く): 29216868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3727, 4260, 7454, 11181, 14908, 18635, 22362, 37270, 44724, 55905, 74540, 111810, 223620, 264617, 529234, 793851, 1058468, 1323085, 1587702, 2646170, 3175404, 3969255, 5292340, 7938510, 15877020]

約数ペア:

[(1, 15877020), (2, 7938510), (3, 5292340), (4, 3969255), (5, 3175404), (6, 2646170), (10, 1587702), (12, 1323085), (15, 1058468), (20, 793851), (30, 529234), (60, 264617), (71, 223620), (142, 111810), (213, 74540), (284, 55905), (355, 44724), (426, 37270), (710, 22362), (852, 18635), (1065, 14908), (1420, 11181), (2130, 7454), (3727, 4260)]