394544060

素因数分解:

$2^2\times 5^1\times {\mathrm{719}}^1\times {\mathrm{27437}}^1$

素因数の和:28165

約数の個数: 24

約数和(自身を含む): 829725120

約数和(自身を除く): 435181060

約数列:

[1, 2, 4, 5, 10, 20, 719, 1438, 2876, 3595, 7190, 14380, 27437, 54874, 109748, 137185, 274370, 548740, 19727203, 39454406, 78908812, 98636015, 197272030, 394544060]

約数ペア:

[(1, 394544060), (2, 197272030), (4, 98636015), (5, 78908812), (10, 39454406), (20, 19727203), (719, 548740), (1438, 274370), (2876, 137185), (3595, 109748), (7190, 54874), (14380, 27437)]