20804956270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297213661}}^1$

素因数の和:297213675

約数の個数: 16

約数和(自身を含む): 42798767328

約数和(自身を除く): 21993811058

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297213661, 594427322, 1486068305, 2080495627, 2972136610, 4160991254, 10402478135, 20804956270]

約数ペア:

[(1, 20804956270), (2, 10402478135), (5, 4160991254), (7, 2972136610), (10, 2080495627), (14, 1486068305), (35, 594427322), (70, 297213661)]