19552761080

素因数分解:

$2^3\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{303803}}^1$

素因数の和:305423

約数の個数: 32

約数和(自身を含む): 44021199600

約数和(自身を除く): 24468438520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1609, 3218, 6436, 8045, 12872, 16090, 32180, 64360, 303803, 607606, 1215212, 1519015, 2430424, 3038030, 6076060, 12152120, 488819027, 977638054, 1955276108, 2444095135, 3910552216, 4888190270, 9776380540, 19552761080]

約数ペア:

[(1, 19552761080), (2, 9776380540), (4, 4888190270), (5, 3910552216), (8, 2444095135), (10, 1955276108), (20, 977638054), (40, 488819027), (1609, 12152120), (3218, 6076060), (6436, 3038030), (8045, 2430424), (12872, 1519015), (16090, 1215212), (32180, 607606), (64360, 303803)]