320654992

素因数分解:

$2^4\times 7^1\times {\mathrm{2862991}}^1$

素因数の和:2863006

約数の個数: 20

約数和(自身を含む): 710022016

約数和(自身を除く): 389367024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2862991, 5725982, 11451964, 20040937, 22903928, 40081874, 45807856, 80163748, 160327496, 320654992]

約数ペア:

[(1, 320654992), (2, 160327496), (4, 80163748), (7, 45807856), (8, 40081874), (14, 22903928), (16, 20040937), (28, 11451964), (56, 5725982), (112, 2862991)]