4251920

素因数分解:

$2^4\times 5^1\times {\mathrm{53149}}^1$

素因数の和:53162

約数の個数: 20

約数和(自身を含む): 9885900

約数和(自身を除く): 5633980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 53149, 106298, 212596, 265745, 425192, 531490, 850384, 1062980, 2125960, 4251920]

約数ペア:

[(1, 4251920), (2, 2125960), (4, 1062980), (5, 850384), (8, 531490), (10, 425192), (16, 265745), (20, 212596), (40, 106298), (80, 53149)]