56898020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{91771}}^1$

素因数の和:91811

約数の個数: 24

約数和(自身を含む): 123341568

約数和(自身を除く): 66443548

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 91771, 183542, 367084, 458855, 917710, 1835420, 2844901, 5689802, 11379604, 14224505, 28449010, 56898020]

約数ペア:

[(1, 56898020), (2, 28449010), (4, 14224505), (5, 11379604), (10, 5689802), (20, 2844901), (31, 1835420), (62, 917710), (124, 458855), (155, 367084), (310, 183542), (620, 91771)]