11421736180

素因数分解:

$2^2\times 5^1\times {\mathrm{571086809}}^1$

素因数の和:571086818

約数の個数: 12

約数和(自身を含む): 23985646020

約数和(自身を除く): 12563909840

約数列:

[1, 2, 4, 5, 10, 20, 571086809, 1142173618, 2284347236, 2855434045, 5710868090, 11421736180]

約数ペア:

[(1, 11421736180), (2, 5710868090), (4, 2855434045), (5, 2284347236), (10, 1142173618), (20, 571086809)]