15251920

素因数分解:

$2^4\times 5^1\times {\mathrm{190649}}^1$

素因数の和:190662

約数の個数: 20

約数和(自身を含む): 35460900

約数和(自身を除く): 20208980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 190649, 381298, 762596, 953245, 1525192, 1906490, 3050384, 3812980, 7625960, 15251920]

約数ペア:

[(1, 15251920), (2, 7625960), (4, 3812980), (5, 3050384), (8, 1906490), (10, 1525192), (16, 953245), (20, 762596), (40, 381298), (80, 190649)]