2021694550

素因数分解:

$2^1\times 5^2\times {\mathrm{9769}}^1\times {\mathrm{4139}}^1$

素因数の和:13920

約数の個数: 24

約数和(自身を含む): 3761645400

約数和(自身を除く): 1739950850

約数列:

[1, 2, 5, 10, 25, 50, 4139, 8278, 9769, 19538, 20695, 41390, 48845, 97690, 103475, 206950, 244225, 488450, 40433891, 80867782, 202169455, 404338910, 1010847275, 2021694550]

約数ペア:

[(1, 2021694550), (2, 1010847275), (5, 404338910), (10, 202169455), (25, 80867782), (50, 40433891), (4139, 488450), (8278, 244225), (9769, 206950), (19538, 103475), (20695, 97690), (41390, 48845)]