493521980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3525157}}^1$

素因数の和:3525173

約数の個数: 24

約数和(自身を含む): 1184453088

約数和(自身を除く): 690931108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3525157, 7050314, 14100628, 17625785, 24676099, 35251570, 49352198, 70503140, 98704396, 123380495, 246760990, 493521980]

約数ペア:

[(1, 493521980), (2, 246760990), (4, 123380495), (5, 98704396), (7, 70503140), (10, 49352198), (14, 35251570), (20, 24676099), (28, 17625785), (35, 14100628), (70, 7050314), (140, 3525157)]