2685193040

素因数分解:

$2^4\times 5^1\times {\mathrm{33564913}}^1$

素因数の和:33564926

約数の個数: 20

約数和(自身を含む): 6243074004

約数和(自身を除く): 3557880964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33564913, 67129826, 134259652, 167824565, 268519304, 335649130, 537038608, 671298260, 1342596520, 2685193040]

約数ペア:

[(1, 2685193040), (2, 1342596520), (4, 671298260), (5, 537038608), (8, 335649130), (10, 268519304), (16, 167824565), (20, 134259652), (40, 67129826), (80, 33564913)]