88790140

素因数分解:

$2^2\times 5^1\times {\mathrm{4439507}}^1$

素因数の和:4439516

約数の個数: 12

約数和(自身を含む): 186459336

約数和(自身を除く): 97669196

約数列:

[1, 2, 4, 5, 10, 20, 4439507, 8879014, 17758028, 22197535, 44395070, 88790140]

約数ペア:

[(1, 88790140), (2, 44395070), (4, 22197535), (5, 17758028), (10, 8879014), (20, 4439507)]