45019820

素因数分解:

$2^2\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{1609}}^1$

素因数の和:3017

約数の個数: 24

約数和(自身を含む): 94668000

約数和(自身を除く): 49648180

約数列:

[1, 2, 4, 5, 10, 20, 1399, 1609, 2798, 3218, 5596, 6436, 6995, 8045, 13990, 16090, 27980, 32180, 2250991, 4501982, 9003964, 11254955, 22509910, 45019820]

約数ペア:

[(1, 45019820), (2, 22509910), (4, 11254955), (5, 9003964), (10, 4501982), (20, 2250991), (1399, 32180), (1609, 27980), (2798, 16090), (3218, 13990), (5596, 8045), (6436, 6995)]