2020805960

素因数分解:

$2^3\times 5^1\times {\mathrm{50520149}}^1$

素因数の和:50520160

約数の個数: 16

約数和(自身を含む): 4546813500

約数和(自身を除く): 2526007540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50520149, 101040298, 202080596, 252600745, 404161192, 505201490, 1010402980, 2020805960]

約数ペア:

[(1, 2020805960), (2, 1010402980), (4, 505201490), (5, 404161192), (8, 252600745), (10, 202080596), (20, 101040298), (40, 50520149)]