20162440

素因数分解:

$2^3\times 5^1\times {\mathrm{504061}}^1$

素因数の和:504072

約数の個数: 16

約数和(自身を含む): 45365580

約数和(自身を除く): 25203140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 504061, 1008122, 2016244, 2520305, 4032488, 5040610, 10081220, 20162440]

約数ペア:

[(1, 20162440), (2, 10081220), (4, 5040610), (5, 4032488), (8, 2520305), (10, 2016244), (20, 1008122), (40, 504061)]