28778860660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{130813003}}^1$

素因数の和:130813023

約数の個数: 24

約数和(自身を含む): 65929754016

約数和(自身を除く): 37150893356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 130813003, 261626006, 523252012, 654065015, 1308130030, 1438943033, 2616260060, 2877886066, 5755772132, 7194715165, 14389430330, 28778860660]

約数ペア:

[(1, 28778860660), (2, 14389430330), (4, 7194715165), (5, 5755772132), (10, 2877886066), (11, 2616260060), (20, 1438943033), (22, 1308130030), (44, 654065015), (55, 523252012), (110, 261626006), (220, 130813003)]