85215020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{387341}}^1$

素因数の和:387361

約数の個数: 24

約数和(自身を含む): 195220368

約数和(自身を除く): 110005348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 387341, 774682, 1549364, 1936705, 3873410, 4260751, 7746820, 8521502, 17043004, 21303755, 42607510, 85215020]

約数ペア:

[(1, 85215020), (2, 42607510), (4, 21303755), (5, 17043004), (10, 8521502), (11, 7746820), (20, 4260751), (22, 3873410), (44, 1936705), (55, 1549364), (110, 774682), (220, 387341)]