12800660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37649}}^1$

素因数の和:37675

約数の個数: 24

約数和(自身を含む): 28463400

約数和(自身を除く): 15662740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37649, 75298, 150596, 188245, 376490, 640033, 752980, 1280066, 2560132, 3200165, 6400330, 12800660]

約数ペア:

[(1, 12800660), (2, 6400330), (4, 3200165), (5, 2560132), (10, 1280066), (17, 752980), (20, 640033), (34, 376490), (68, 188245), (85, 150596), (170, 75298), (340, 37649)]