2605780

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1153}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 5525352

約数和(自身を除く): 2919572

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 1153, 2260, 2306, 4612, 5765, 11530, 23060, 130289, 260578, 521156, 651445, 1302890, 2605780]

約数ペア:

[(1, 2605780), (2, 1302890), (4, 651445), (5, 521156), (10, 260578), (20, 130289), (113, 23060), (226, 11530), (452, 5765), (565, 4612), (1130, 2306), (1153, 2260)]