8045709160

素因数分解:

$2^3\times 5^1\times {\mathrm{201142729}}^1$

素因数の和:201142740

約数の個数: 16

約数和(自身を含む): 18102845700

約数和(自身を除く): 10057136540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 201142729, 402285458, 804570916, 1005713645, 1609141832, 2011427290, 4022854580, 8045709160]

約数ペア:

[(1, 8045709160), (2, 4022854580), (4, 2011427290), (5, 1609141832), (8, 1005713645), (10, 804570916), (20, 402285458), (40, 201142729)]