15897170

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20123}}^1$

素因数の和:20209

約数の個数: 16

約数和(自身を含む): 28978560

約数和(自身を除く): 13081390

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 20123, 40246, 100615, 201230, 1589717, 3179434, 7948585, 15897170]

約数ペア:

[(1, 15897170), (2, 7948585), (5, 3179434), (10, 1589717), (79, 201230), (158, 100615), (395, 40246), (790, 20123)]