22422160

素因数分解:

$2^4\times 5^1\times {\mathrm{280277}}^1$

素因数の和:280290

約数の個数: 20

約数和(自身を含む): 52131708

約数和(自身を除く): 29709548

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280277, 560554, 1121108, 1401385, 2242216, 2802770, 4484432, 5605540, 11211080, 22422160]

約数ペア:

[(1, 22422160), (2, 11211080), (4, 5605540), (5, 4484432), (8, 2802770), (10, 2242216), (16, 1401385), (20, 1121108), (40, 560554), (80, 280277)]