55149620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88951}}^1$

素因数の和:88991

約数の個数: 24

約数和(自身を含む): 119551488

約数和(自身を除く): 64401868

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 88951, 177902, 355804, 444755, 889510, 1779020, 2757481, 5514962, 11029924, 13787405, 27574810, 55149620]

約数ペア:

[(1, 55149620), (2, 27574810), (4, 13787405), (5, 11029924), (10, 5514962), (20, 2757481), (31, 1779020), (62, 889510), (124, 444755), (155, 355804), (310, 177902), (620, 88951)]