68216660

素因数分解:

$2^2\times 5^1\times {\mathrm{1823}}^1\times {\mathrm{1871}}^1$

素因数の和:3703

約数の個数: 24

約数和(自身を含む): 143410176

約数和(自身を除く): 75193516

約数列:

[1, 2, 4, 5, 10, 20, 1823, 1871, 3646, 3742, 7292, 7484, 9115, 9355, 18230, 18710, 36460, 37420, 3410833, 6821666, 13643332, 17054165, 34108330, 68216660]

約数ペア:

[(1, 68216660), (2, 34108330), (4, 17054165), (5, 13643332), (10, 6821666), (20, 3410833), (1823, 37420), (1871, 36460), (3646, 18710), (3742, 18230), (7292, 9355), (7484, 9115)]