80865380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{86027}}^1$

素因数の和:86083

約数の個数: 24

約数和(自身を含む): 173432448

約数和(自身を除く): 92567068

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 86027, 172054, 344108, 430135, 860270, 1720540, 4043269, 8086538, 16173076, 20216345, 40432690, 80865380]

約数ペア:

[(1, 80865380), (2, 40432690), (4, 20216345), (5, 16173076), (10, 8086538), (20, 4043269), (47, 1720540), (94, 860270), (188, 430135), (235, 344108), (470, 172054), (940, 86027)]