13286740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5231}}^1$

素因数の和:5367

約数の個数: 24

約数和(自身を含む): 28127232

約数和(自身を除く): 14840492

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 5231, 10462, 20924, 26155, 52310, 104620, 664337, 1328674, 2657348, 3321685, 6643370, 13286740]

約数ペア:

[(1, 13286740), (2, 6643370), (4, 3321685), (5, 2657348), (10, 1328674), (20, 664337), (127, 104620), (254, 52310), (508, 26155), (635, 20924), (1270, 10462), (2540, 5231)]