56209820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5333}}^1$

素因数の和:5390

約数の個数: 48

約数和(自身を含む): 129040128

約数和(自身を除く): 72830308

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 5270, 5333, 10540, 10666, 21332, 26665, 53330, 90661, 106660, 165323, 181322, 330646, 362644, 453305, 661292, 826615, 906610, 1653230, 1813220, 2810491, 3306460, 5620982, 11241964, 14052455, 28104910, 56209820]

約数ペア:

[(1, 56209820), (2, 28104910), (4, 14052455), (5, 11241964), (10, 5620982), (17, 3306460), (20, 2810491), (31, 1813220), (34, 1653230), (62, 906610), (68, 826615), (85, 661292), (124, 453305), (155, 362644), (170, 330646), (310, 181322), (340, 165323), (527, 106660), (620, 90661), (1054, 53330), (2108, 26665), (2635, 21332), (5270, 10666), (5333, 10540)]