56556577940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91220287}}^1$

素因数の和:91220327

約数の個数: 24

約数和(自身を含む): 122600067072

約数和(自身を除く): 66043489132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 91220287, 182440574, 364881148, 456101435, 912202870, 1824405740, 2827828897, 5655657794, 11311315588, 14139144485, 28278288970, 56556577940]

約数ペア:

[(1, 56556577940), (2, 28278288970), (4, 14139144485), (5, 11311315588), (10, 5655657794), (20, 2827828897), (31, 1824405740), (62, 912202870), (124, 456101435), (155, 364881148), (310, 182440574), (620, 91220287)]