406246473020

素因数分解:

$2^2\times 5^1\times {\mathrm{20312323651}}^1$

素因数の和:20312323660

約数の個数: 12

約数和(自身を含む): 853117593384

約数和(自身を除く): 446871120364

約数列:

[1, 2, 4, 5, 10, 20, 20312323651, 40624647302, 81249294604, 101561618255, 203123236510, 406246473020]

約数ペア:

[(1, 406246473020), (2, 203123236510), (4, 101561618255), (5, 81249294604), (10, 40624647302), (20, 20312323651)]