22401980

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1307}}^1$

素因数の和:2173

約数の個数: 24

約数和(自身を含む): 47135088

約数和(自身を除く): 24733108

約数列:

[1, 2, 4, 5, 10, 20, 857, 1307, 1714, 2614, 3428, 4285, 5228, 6535, 8570, 13070, 17140, 26140, 1120099, 2240198, 4480396, 5600495, 11200990, 22401980]

約数ペア:

[(1, 22401980), (2, 11200990), (4, 5600495), (5, 4480396), (10, 2240198), (20, 1120099), (857, 26140), (1307, 17140), (1714, 13070), (2614, 8570), (3428, 6535), (4285, 5228)]