209570260

素因数分解:

$2^2\times 5^1\times {\mathrm{1543}}^1\times {\mathrm{6791}}^1$

素因数の和:8343

約数の個数: 24

約数和(自身を含む): 440447616

約数和(自身を除く): 230877356

約数列:

[1, 2, 4, 5, 10, 20, 1543, 3086, 6172, 6791, 7715, 13582, 15430, 27164, 30860, 33955, 67910, 135820, 10478513, 20957026, 41914052, 52392565, 104785130, 209570260]

約数ペア:

[(1, 209570260), (2, 104785130), (4, 52392565), (5, 41914052), (10, 20957026), (20, 10478513), (1543, 135820), (3086, 67910), (6172, 33955), (6791, 30860), (7715, 27164), (13582, 15430)]