20160440

素因数分解:

$2^3\times 5^1\times {\mathrm{504011}}^1$

素因数の和:504022

約数の個数: 16

約数和(自身を含む): 45361080

約数和(自身を除く): 25200640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504011, 1008022, 2016044, 2520055, 4032088, 5040110, 10080220, 20160440]

約数ペア:

[(1, 20160440), (2, 10080220), (4, 5040110), (5, 4032088), (8, 2520055), (10, 2016044), (20, 1008022), (40, 504011)]