128759620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{585271}}^1$

素因数の和:585291

約数の個数: 24

約数和(自身を含む): 294977088

約数和(自身を除く): 166217468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 585271, 1170542, 2341084, 2926355, 5852710, 6437981, 11705420, 12875962, 25751924, 32189905, 64379810, 128759620]

約数ペア:

[(1, 128759620), (2, 64379810), (4, 32189905), (5, 25751924), (10, 12875962), (11, 11705420), (20, 6437981), (22, 5852710), (44, 2926355), (55, 2341084), (110, 1170542), (220, 585271)]