80620620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1343677}}^1$

素因数の和:1343689

約数の個数: 24

約数和(自身を含む): 225737904

約数和(自身を除く): 145117284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1343677, 2687354, 4031031, 5374708, 6718385, 8062062, 13436770, 16124124, 20155155, 26873540, 40310310, 80620620]

約数ペア:

[(1, 80620620), (2, 40310310), (3, 26873540), (4, 20155155), (5, 16124124), (6, 13436770), (10, 8062062), (12, 6718385), (15, 5374708), (20, 4031031), (30, 2687354), (60, 1343677)]