858573980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3902609}}^1$

素因数の和:3902629

約数の個数: 24

約数和(自身を含む): 1966915440

約数和(自身を除く): 1108341460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3902609, 7805218, 15610436, 19513045, 39026090, 42928699, 78052180, 85857398, 171714796, 214643495, 429286990, 858573980]

約数ペア:

[(1, 858573980), (2, 429286990), (4, 214643495), (5, 171714796), (10, 85857398), (11, 78052180), (20, 42928699), (22, 39026090), (44, 19513045), (55, 15610436), (110, 7805218), (220, 3902609)]