426222760

素因数分解:

$2^3\times 5^1\times {\mathrm{10655569}}^1$

素因数の和:10655580

約数の個数: 16

約数和(自身を含む): 959001300

約数和(自身を除く): 532778540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10655569, 21311138, 42622276, 53277845, 85244552, 106555690, 213111380, 426222760]

約数ペア:

[(1, 426222760), (2, 213111380), (4, 106555690), (5, 85244552), (8, 53277845), (10, 42622276), (20, 21311138), (40, 10655569)]