8724857480

素因数分解:

$2^3\times 5^1\times {\mathrm{218121437}}^1$

素因数の和:218121448

約数の個数: 16

約数和(自身を含む): 19630929420

約数和(自身を除く): 10906071940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 218121437, 436242874, 872485748, 1090607185, 1744971496, 2181214370, 4362428740, 8724857480]

約数ペア:

[(1, 8724857480), (2, 4362428740), (4, 2181214370), (5, 1744971496), (8, 1090607185), (10, 872485748), (20, 436242874), (40, 218121437)]