29781820

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3929}}^1$

素因数の和:4317

約数の個数: 24

約数和(自身を含む): 62722800

約数和(自身を除く): 32940980

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 3929, 7580, 7858, 15716, 19645, 39290, 78580, 1489091, 2978182, 5956364, 7445455, 14890910, 29781820]

約数ペア:

[(1, 29781820), (2, 14890910), (4, 7445455), (5, 5956364), (10, 2978182), (20, 1489091), (379, 78580), (758, 39290), (1516, 19645), (1895, 15716), (3790, 7858), (3929, 7580)]