20161176440

素因数分解:

$2^3\times 5^1\times {\mathrm{504029411}}^1$

素因数の和:504029422

約数の個数: 16

約数和(自身を含む): 45362647080

約数和(自身を除く): 25201470640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504029411, 1008058822, 2016117644, 2520147055, 4032235288, 5040294110, 10080588220, 20161176440]

約数ペア:

[(1, 20161176440), (2, 10080588220), (4, 5040294110), (5, 4032235288), (8, 2520147055), (10, 2016117644), (20, 1008058822), (40, 504029411)]