2040244820

素因数分解:

$2^2\times 5^1\times {\mathrm{2351}}^1\times {\mathrm{43391}}^1$

素因数の和:45751

約数の個数: 24

約数和(自身を含む): 4286435328

約数和(自身を除く): 2246190508

約数列:

[1, 2, 4, 5, 10, 20, 2351, 4702, 9404, 11755, 23510, 43391, 47020, 86782, 173564, 216955, 433910, 867820, 102012241, 204024482, 408048964, 510061205, 1020122410, 2040244820]

約数ペア:

[(1, 2040244820), (2, 1020122410), (4, 510061205), (5, 408048964), (10, 204024482), (20, 102012241), (2351, 867820), (4702, 433910), (9404, 216955), (11755, 173564), (23510, 86782), (43391, 47020)]