51386740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20231}}^1$

素因数の和:20367

約数の個数: 24

約数和(自身を含む): 108767232

約数和(自身を除く): 57380492

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 20231, 40462, 80924, 101155, 202310, 404620, 2569337, 5138674, 10277348, 12846685, 25693370, 51386740]

約数ペア:

[(1, 51386740), (2, 25693370), (4, 12846685), (5, 10277348), (10, 5138674), (20, 2569337), (127, 404620), (254, 202310), (508, 101155), (635, 80924), (1270, 40462), (2540, 20231)]