1680453020

素因数分解:

$2^2\times 5^1\times {\mathrm{2221}}^1\times {\mathrm{37831}}^1$

素因数の和:40061

約数の個数: 24

約数和(自身を含む): 3530633568

約数和(自身を除く): 1850180548

約数列:

[1, 2, 4, 5, 10, 20, 2221, 4442, 8884, 11105, 22210, 37831, 44420, 75662, 151324, 189155, 378310, 756620, 84022651, 168045302, 336090604, 420113255, 840226510, 1680453020]

約数ペア:

[(1, 1680453020), (2, 840226510), (4, 420113255), (5, 336090604), (10, 168045302), (20, 84022651), (2221, 756620), (4442, 378310), (8884, 189155), (11105, 151324), (22210, 75662), (37831, 44420)]