20164065760

素因数分解:

$2^5\times 5^1\times {\mathrm{126025411}}^1$

素因数の和:126025426

約数の個数: 24

約数和(自身を含む): 47637605736

約数和(自身を除く): 27473539976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 126025411, 252050822, 504101644, 630127055, 1008203288, 1260254110, 2016406576, 2520508220, 4032813152, 5041016440, 10082032880, 20164065760]

約数ペア:

[(1, 20164065760), (2, 10082032880), (4, 5041016440), (5, 4032813152), (8, 2520508220), (10, 2016406576), (16, 1260254110), (20, 1008203288), (32, 630127055), (40, 504101644), (80, 252050822), (160, 126025411)]