2040487690

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{651913}}^1$

素因数の和:652233

約数の個数: 16

約数和(自身を含む): 3684617928

約数和(自身を除く): 1644130238

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 651913, 1303826, 3259565, 6519130, 204048769, 408097538, 1020243845, 2040487690]

約数ペア:

[(1, 2040487690), (2, 1020243845), (5, 408097538), (10, 204048769), (313, 6519130), (626, 3259565), (1565, 1303826), (3130, 651913)]