20214622040

素因数分解:

$2^3\times 5^1\times {\mathrm{505365551}}^1$

素因数の和:505365562

約数の個数: 16

約数和(自身を含む): 45482899680

約数和(自身を除く): 25268277640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505365551, 1010731102, 2021462204, 2526827755, 4042924408, 5053655510, 10107311020, 20214622040]

約数ペア:

[(1, 20214622040), (2, 10107311020), (4, 5053655510), (5, 4042924408), (8, 2526827755), (10, 2021462204), (20, 1010731102), (40, 505365551)]