122012180

素因数分解:

$2^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{5501}}^1$

素因数の和:6619

約数の個数: 24

約数和(自身を含む): 256503240

約数和(自身を除く): 134491060

約数列:

[1, 2, 4, 5, 10, 20, 1109, 2218, 4436, 5501, 5545, 11002, 11090, 22004, 22180, 27505, 55010, 110020, 6100609, 12201218, 24402436, 30503045, 61006090, 122012180]

約数ペア:

[(1, 122012180), (2, 61006090), (4, 30503045), (5, 24402436), (10, 12201218), (20, 6100609), (1109, 110020), (2218, 55010), (4436, 27505), (5501, 22180), (5545, 22004), (11002, 11090)]