102730780

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{9859}}^1$

素因数の和:10389

約数の個数: 24

約数和(自身を含む): 216170640

約数和(自身を除く): 113439860

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 9859, 10420, 19718, 39436, 49295, 98590, 197180, 5136539, 10273078, 20546156, 25682695, 51365390, 102730780]

約数ペア:

[(1, 102730780), (2, 51365390), (4, 25682695), (5, 20546156), (10, 10273078), (20, 5136539), (521, 197180), (1042, 98590), (2084, 49295), (2605, 39436), (5210, 19718), (9859, 10420)]