80802440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{106319}}^1$

素因数の和:106349

約数の個数: 32

約数和(自身を含む): 191376000

約数和(自身を除く): 110573560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 106319, 212638, 425276, 531595, 850552, 1063190, 2020061, 2126380, 4040122, 4252760, 8080244, 10100305, 16160488, 20200610, 40401220, 80802440]

約数ペア:

[(1, 80802440), (2, 40401220), (4, 20200610), (5, 16160488), (8, 10100305), (10, 8080244), (19, 4252760), (20, 4040122), (38, 2126380), (40, 2020061), (76, 1063190), (95, 850552), (152, 531595), (190, 425276), (380, 212638), (760, 106319)]