20166040

素因数分解:

$2^3\times 5^1\times {\mathrm{504151}}^1$

素因数の和:504162

約数の個数: 16

約数和(自身を含む): 45373680

約数和(自身を除く): 25207640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504151, 1008302, 2016604, 2520755, 4033208, 5041510, 10083020, 20166040]

約数ペア:

[(1, 20166040), (2, 10083020), (4, 5041510), (5, 4033208), (8, 2520755), (10, 2016604), (20, 1008302), (40, 504151)]