698901980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4992157}}^1$

素因数の和:4992173

約数の個数: 24

約数和(自身を含む): 1677365088

約数和(自身を除く): 978463108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4992157, 9984314, 19968628, 24960785, 34945099, 49921570, 69890198, 99843140, 139780396, 174725495, 349450990, 698901980]

約数ペア:

[(1, 698901980), (2, 349450990), (4, 174725495), (5, 139780396), (7, 99843140), (10, 69890198), (14, 49921570), (20, 34945099), (28, 24960785), (35, 19968628), (70, 9984314), (140, 4992157)]