206562020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1475443}}^1$

素因数の和:1475459

約数の個数: 24

約数和(自身を含む): 495749184

約数和(自身を除く): 289187164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1475443, 2950886, 5901772, 7377215, 10328101, 14754430, 20656202, 29508860, 41312404, 51640505, 103281010, 206562020]

約数ペア:

[(1, 206562020), (2, 103281010), (4, 51640505), (5, 41312404), (7, 29508860), (10, 20656202), (14, 14754430), (20, 10328101), (28, 7377215), (35, 5901772), (70, 2950886), (140, 1475443)]