90646060

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{4639}}^1$

素因数の和:5625

約数の個数: 24

約数和(自身を含む): 190592640

約数和(自身を除く): 99946580

約数列:

[1, 2, 4, 5, 10, 20, 977, 1954, 3908, 4639, 4885, 9278, 9770, 18556, 19540, 23195, 46390, 92780, 4532303, 9064606, 18129212, 22661515, 45323030, 90646060]

約数ペア:

[(1, 90646060), (2, 45323030), (4, 22661515), (5, 18129212), (10, 9064606), (20, 4532303), (977, 92780), (1954, 46390), (3908, 23195), (4639, 19540), (4885, 18556), (9278, 9770)]