77880044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1770001}}^1$

素因数の和:1770016

約数の個数: 12

約数和(自身を含む): 148680168

約数和(自身を除く): 70800124

約数列:

[1, 2, 4, 11, 22, 44, 1770001, 3540002, 7080004, 19470011, 38940022, 77880044]

約数ペア:

[(1, 77880044), (2, 38940022), (4, 19470011), (11, 7080004), (22, 3540002), (44, 1770001)]