42577660

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{2179}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 89545680

約数和(自身を除く): 46968020

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 2179, 3908, 4358, 4885, 8716, 9770, 10895, 19540, 21790, 43580, 2128883, 4257766, 8515532, 10644415, 21288830, 42577660]

約数ペア:

[(1, 42577660), (2, 21288830), (4, 10644415), (5, 8515532), (10, 4257766), (20, 2128883), (977, 43580), (1954, 21790), (2179, 19540), (3908, 10895), (4358, 9770), (4885, 8716)]