91853780

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{10909}}^1$

素因数の和:11339

約数の個数: 24

約数和(自身を含む): 193368840

約数和(自身を除く): 101515060

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8420, 10909, 21818, 43636, 54545, 109090, 218180, 4592689, 9185378, 18370756, 22963445, 45926890, 91853780]

約数ペア:

[(1, 91853780), (2, 45926890), (4, 22963445), (5, 18370756), (10, 9185378), (20, 4592689), (421, 218180), (842, 109090), (1684, 54545), (2105, 43636), (4210, 21818), (8420, 10909)]