202011640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107453}}^1$

素因数の和:107511

約数の個数: 32

約数和(自身を含む): 464201280

約数和(自身を除く): 262189640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 107453, 214906, 429812, 537265, 859624, 1074530, 2149060, 4298120, 5050291, 10100582, 20201164, 25251455, 40402328, 50502910, 101005820, 202011640]

約数ペア:

[(1, 202011640), (2, 101005820), (4, 50502910), (5, 40402328), (8, 25251455), (10, 20201164), (20, 10100582), (40, 5050291), (47, 4298120), (94, 2149060), (188, 1074530), (235, 859624), (376, 537265), (470, 429812), (940, 214906), (1880, 107453)]