22475920

素因数分解:

$2^4\times 5^1\times {\mathrm{280949}}^1$

素因数の和:280962

約数の個数: 20

約数和(自身を含む): 52256700

約数和(自身を除く): 29780780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280949, 561898, 1123796, 1404745, 2247592, 2809490, 4495184, 5618980, 11237960, 22475920]

約数ペア:

[(1, 22475920), (2, 11237960), (4, 5618980), (5, 4495184), (8, 2809490), (10, 2247592), (16, 1404745), (20, 1123796), (40, 561898), (80, 280949)]