557252360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1990187}}^1$

素因数の和:1990205

約数の個数: 32

約数和(自身を含む): 1432935360

約数和(自身を除く): 875683000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1990187, 3980374, 7960748, 9950935, 13931309, 15921496, 19901870, 27862618, 39803740, 55725236, 69656545, 79607480, 111450472, 139313090, 278626180, 557252360]

約数ペア:

[(1, 557252360), (2, 278626180), (4, 139313090), (5, 111450472), (7, 79607480), (8, 69656545), (10, 55725236), (14, 39803740), (20, 27862618), (28, 19901870), (35, 15921496), (40, 13931309), (56, 9950935), (70, 7960748), (140, 3980374), (280, 1990187)]