88222780

素因数分解:

$2^2\times 5^1\times {\mathrm{4411139}}^1$

素因数の和:4411148

約数の個数: 12

約数和(自身を含む): 185267880

約数和(自身を除く): 97045100

約数列:

[1, 2, 4, 5, 10, 20, 4411139, 8822278, 17644556, 22055695, 44111390, 88222780]

約数ペア:

[(1, 88222780), (2, 44111390), (4, 22055695), (5, 17644556), (10, 8822278), (20, 4411139)]