280129084

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{3697}}^1$

素因数の和:4717

約数の個数: 24

約数和(自身を含む): 516684560

約数和(自身を除く): 236555476

約数列:

[1, 2, 4, 19, 38, 76, 997, 1994, 3697, 3988, 7394, 14788, 18943, 37886, 70243, 75772, 140486, 280972, 3685909, 7371818, 14743636, 70032271, 140064542, 280129084]

約数ペア:

[(1, 280129084), (2, 140064542), (4, 70032271), (19, 14743636), (38, 7371818), (76, 3685909), (997, 280972), (1994, 140486), (3697, 75772), (3988, 70243), (7394, 37886), (14788, 18943)]