201208180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{5441}}^1$

素因数の和:5536

約数の個数: 36

約数和(自身を含む): 432671652

約数和(自身を除く): 231463472

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1849, 3698, 5441, 7396, 9245, 10882, 18490, 21764, 27205, 36980, 54410, 108820, 233963, 467926, 935852, 1169815, 2339630, 4679260, 10060409, 20120818, 40241636, 50302045, 100604090, 201208180]

約数ペア:

[(1, 201208180), (2, 100604090), (4, 50302045), (5, 40241636), (10, 20120818), (20, 10060409), (43, 4679260), (86, 2339630), (172, 1169815), (215, 935852), (430, 467926), (860, 233963), (1849, 108820), (3698, 54410), (5441, 36980), (7396, 27205), (9245, 21764), (10882, 18490)]