210372020

素因数分解:

$2^2\times 5^1\times {\mathrm{10518601}}^1$

素因数の和:10518610

約数の個数: 12

約数和(自身を含む): 441781284

約数和(自身を除く): 231409264

約数列:

[1, 2, 4, 5, 10, 20, 10518601, 21037202, 42074404, 52593005, 105186010, 210372020]

約数ペア:

[(1, 210372020), (2, 105186010), (4, 52593005), (5, 42074404), (10, 21037202), (20, 10518601)]