28110460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{200789}}^1$

素因数の和:200805

約数の個数: 24

約数和(自身を含む): 67465440

約数和(自身を除く): 39354980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 200789, 401578, 803156, 1003945, 1405523, 2007890, 2811046, 4015780, 5622092, 7027615, 14055230, 28110460]

約数ペア:

[(1, 28110460), (2, 14055230), (4, 7027615), (5, 5622092), (7, 4015780), (10, 2811046), (14, 2007890), (20, 1405523), (28, 1003945), (35, 803156), (70, 401578), (140, 200789)]