91321220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{240319}}^1$

素因数の和:240347

約数の個数: 24

約数和(自身を含む): 201868800

約数和(自身を除く): 110547580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 240319, 480638, 961276, 1201595, 2403190, 4566061, 4806380, 9132122, 18264244, 22830305, 45660610, 91321220]

約数ペア:

[(1, 91321220), (2, 45660610), (4, 22830305), (5, 18264244), (10, 9132122), (19, 4806380), (20, 4566061), (38, 2403190), (76, 1201595), (95, 961276), (190, 480638), (380, 240319)]