2009408870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1607}}^1\times {\mathrm{17863}}^1$

素因数の和:19484

約数の個数: 32

約数和(自身を含む): 4136444928

約数和(自身を除く): 2127036058

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1607, 3214, 8035, 11249, 16070, 17863, 22498, 35726, 56245, 89315, 112490, 125041, 178630, 250082, 625205, 1250410, 28705841, 57411682, 143529205, 200940887, 287058410, 401881774, 1004704435, 2009408870]

約数ペア:

[(1, 2009408870), (2, 1004704435), (5, 401881774), (7, 287058410), (10, 200940887), (14, 143529205), (35, 57411682), (70, 28705841), (1607, 1250410), (3214, 625205), (8035, 250082), (11249, 178630), (16070, 125041), (17863, 112490), (22498, 89315), (35726, 56245)]