161120540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1150861}}^1$

素因数の和:1150877

約数の個数: 24

約数和(自身を含む): 386689632

約数和(自身を除く): 225569092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1150861, 2301722, 4603444, 5754305, 8056027, 11508610, 16112054, 23017220, 32224108, 40280135, 80560270, 161120540]

約数ペア:

[(1, 161120540), (2, 80560270), (4, 40280135), (5, 32224108), (7, 23017220), (10, 16112054), (14, 11508610), (20, 8056027), (28, 5754305), (35, 4603444), (70, 2301722), (140, 1150861)]