80382740

素因数分解:

$2^2\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{2411}}^1$

素因数の和:4087

約数の個数: 24

約数和(自身を含む): 168975072

約数和(自身を除く): 88592332

約数列:

[1, 2, 4, 5, 10, 20, 1667, 2411, 3334, 4822, 6668, 8335, 9644, 12055, 16670, 24110, 33340, 48220, 4019137, 8038274, 16076548, 20095685, 40191370, 80382740]

約数ペア:

[(1, 80382740), (2, 40191370), (4, 20095685), (5, 16076548), (10, 8038274), (20, 4019137), (1667, 48220), (2411, 33340), (3334, 24110), (4822, 16670), (6668, 12055), (8335, 9644)]