201650620

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{21871}}^1$

素因数の和:22341

約数の個数: 24

約数和(自身を含む): 424404288

約数和(自身を除く): 222753668

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 21871, 43742, 87484, 109355, 218710, 437420, 10082531, 20165062, 40330124, 50412655, 100825310, 201650620]

約数ペア:

[(1, 201650620), (2, 100825310), (4, 50412655), (5, 40330124), (10, 20165062), (20, 10082531), (461, 437420), (922, 218710), (1844, 109355), (2305, 87484), (4610, 43742), (9220, 21871)]