173942480

素因数分解:

$2^4\times 5^1\times {\mathrm{2174281}}^1$

素因数の和:2174294

約数の個数: 20

約数和(自身を含む): 404416452

約数和(自身を除く): 230473972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2174281, 4348562, 8697124, 10871405, 17394248, 21742810, 34788496, 43485620, 86971240, 173942480]

約数ペア:

[(1, 173942480), (2, 86971240), (4, 43485620), (5, 34788496), (8, 21742810), (10, 17394248), (16, 10871405), (20, 8697124), (40, 4348562), (80, 2174281)]