222655240

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{9887}}^1$

素因数の和:10461

約数の個数: 32

約数和(自身を含む): 501914880

約数和(自身を除く): 279259640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 4504, 5630, 9887, 11260, 19774, 22520, 39548, 49435, 79096, 98870, 197740, 395480, 5566381, 11132762, 22265524, 27831905, 44531048, 55663810, 111327620, 222655240]

約数ペア:

[(1, 222655240), (2, 111327620), (4, 55663810), (5, 44531048), (8, 27831905), (10, 22265524), (20, 11132762), (40, 5566381), (563, 395480), (1126, 197740), (2252, 98870), (2815, 79096), (4504, 49435), (5630, 39548), (9887, 22520), (11260, 19774)]