28178390

素因数分解:

$2^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{4567}}^1$

素因数の和:5191

約数の個数: 16

約数和(自身を含む): 50814432

約数和(自身を除く): 22636042

約数列:

[1, 2, 5, 10, 617, 1234, 3085, 4567, 6170, 9134, 22835, 45670, 2817839, 5635678, 14089195, 28178390]

約数ペア:

[(1, 28178390), (2, 14089195), (5, 5635678), (10, 2817839), (617, 45670), (1234, 22835), (3085, 9134), (4567, 6170)]