109255580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{780397}}^1$

素因数の和:780413

約数の個数: 24

約数和(自身を含む): 262213728

約数和(自身を除く): 152958148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 780397, 1560794, 3121588, 3901985, 5462779, 7803970, 10925558, 15607940, 21851116, 27313895, 54627790, 109255580]

約数ペア:

[(1, 109255580), (2, 54627790), (4, 27313895), (5, 21851116), (7, 15607940), (10, 10925558), (14, 7803970), (20, 5462779), (28, 3901985), (35, 3121588), (70, 1560794), (140, 780397)]