203399140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1452851}}^1$

素因数の和:1452867

約数の個数: 24

約数和(自身を含む): 488158272

約数和(自身を除く): 284759132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1452851, 2905702, 5811404, 7264255, 10169957, 14528510, 20339914, 29057020, 40679828, 50849785, 101699570, 203399140]

約数ペア:

[(1, 203399140), (2, 101699570), (4, 50849785), (5, 40679828), (7, 29057020), (10, 20339914), (14, 14528510), (20, 10169957), (28, 7264255), (35, 5811404), (70, 2905702), (140, 1452851)]