20160125188

素因数分解:

$2^2\times 7^1\times {\mathrm{720004471}}^1$

素因数の和:720004482

約数の個数: 12

約数和(自身を含む): 40320250432

約数和(自身を除く): 20160125244

約数列:

[1, 2, 4, 7, 14, 28, 720004471, 1440008942, 2880017884, 5040031297, 10080062594, 20160125188]

約数ペア:

[(1, 20160125188), (2, 10080062594), (4, 5040031297), (7, 2880017884), (14, 1440008942), (28, 720004471)]