7921540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36007}}^1$

素因数の和:36027

約数の個数: 24

約数和(自身を含む): 18148032

約数和(自身を除く): 10226492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 36007, 72014, 144028, 180035, 360070, 396077, 720140, 792154, 1584308, 1980385, 3960770, 7921540]

約数ペア:

[(1, 7921540), (2, 3960770), (4, 1980385), (5, 1584308), (10, 792154), (11, 720140), (20, 396077), (22, 360070), (44, 180035), (55, 144028), (110, 72014), (220, 36007)]