259089080

素因数分解:

$2^3\times 5^1\times {\mathrm{6477227}}^1$

素因数の和:6477238

約数の個数: 16

約数和(自身を含む): 582950520

約数和(自身を除く): 323861440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6477227, 12954454, 25908908, 32386135, 51817816, 64772270, 129544540, 259089080]

約数ペア:

[(1, 259089080), (2, 129544540), (4, 64772270), (5, 51817816), (8, 32386135), (10, 25908908), (20, 12954454), (40, 6477227)]