105611920

素因数分解:

$2^4\times 5^1\times {\mathrm{1320149}}^1$

素因数の和:1320162

約数の個数: 20

約数和(自身を含む): 245547900

約数和(自身を除く): 139935980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1320149, 2640298, 5280596, 6600745, 10561192, 13201490, 21122384, 26402980, 52805960, 105611920]

約数ペア:

[(1, 105611920), (2, 52805960), (4, 26402980), (5, 21122384), (8, 13201490), (10, 10561192), (16, 6600745), (20, 5280596), (40, 2640298), (80, 1320149)]