72663580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{330289}}^1$

素因数の和:330309

約数の個数: 24

約数和(自身を含む): 166466160

約数和(自身を除く): 93802580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 330289, 660578, 1321156, 1651445, 3302890, 3633179, 6605780, 7266358, 14532716, 18165895, 36331790, 72663580]

約数ペア:

[(1, 72663580), (2, 36331790), (4, 18165895), (5, 14532716), (10, 7266358), (11, 6605780), (20, 3633179), (22, 3302890), (44, 1651445), (55, 1321156), (110, 660578), (220, 330289)]