219859961080

素因数分解:

$2^3\times 5^1\times {\mathrm{5496499027}}^1$

素因数の和:5496499038

約数の個数: 16

約数和(自身を含む): 494684912520

約数和(自身を除く): 274824951440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5496499027, 10992998054, 21985996108, 27482495135, 43971992216, 54964990270, 109929980540, 219859961080]

約数ペア:

[(1, 219859961080), (2, 109929980540), (4, 54964990270), (5, 43971992216), (8, 27482495135), (10, 21985996108), (20, 10992998054), (40, 5496499027)]