20160440140

素因数分解:

$2^2\times 5^1\times {\mathrm{1008022007}}^1$

素因数の和:1008022016

約数の個数: 12

約数和(自身を含む): 42336924336

約数和(自身を除く): 22176484196

約数列:

[1, 2, 4, 5, 10, 20, 1008022007, 2016044014, 4032088028, 5040110035, 10080220070, 20160440140]

約数ペア:

[(1, 20160440140), (2, 10080220070), (4, 5040110035), (5, 4032088028), (10, 2016044014), (20, 1008022007)]