20212821040

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{583511}}^1$

素因数の和:583957

約数の個数: 40

約数和(自身を含む): 47103422688

約数和(自身を除く): 26890601648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 866, 1732, 2165, 3464, 4330, 6928, 8660, 17320, 34640, 583511, 1167022, 2334044, 2917555, 4668088, 5835110, 9336176, 11670220, 23340440, 46680880, 252660263, 505320526, 1010641052, 1263301315, 2021282104, 2526602630, 4042564208, 5053205260, 10106410520, 20212821040]

約数ペア:

[(1, 20212821040), (2, 10106410520), (4, 5053205260), (5, 4042564208), (8, 2526602630), (10, 2021282104), (16, 1263301315), (20, 1010641052), (40, 505320526), (80, 252660263), (433, 46680880), (866, 23340440), (1732, 11670220), (2165, 9336176), (3464, 5835110), (4330, 4668088), (6928, 2917555), (8660, 2334044), (17320, 1167022), (34640, 583511)]