20441080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46457}}^1$

素因数の和:46479

約数の個数: 32

約数和(自身を含む): 50174640

約数和(自身を除く): 29733560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46457, 92914, 185828, 232285, 371656, 464570, 511027, 929140, 1022054, 1858280, 2044108, 2555135, 4088216, 5110270, 10220540, 20441080]

約数ペア:

[(1, 20441080), (2, 10220540), (4, 5110270), (5, 4088216), (8, 2555135), (10, 2044108), (11, 1858280), (20, 1022054), (22, 929140), (40, 511027), (44, 464570), (55, 371656), (88, 232285), (110, 185828), (220, 92914), (440, 46457)]