86808580

素因数分解:

$2^2\times 5^1\times {\mathrm{4340429}}^1$

素因数の和:4340438

約数の個数: 12

約数和(自身を含む): 182298060

約数和(自身を除く): 95489480

約数列:

[1, 2, 4, 5, 10, 20, 4340429, 8680858, 17361716, 21702145, 43404290, 86808580]

約数ペア:

[(1, 86808580), (2, 43404290), (4, 21702145), (5, 17361716), (10, 8680858), (20, 4340429)]