104388140

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{19403}}^1$

素因数の和:19681

約数の個数: 24

約数和(自身を含む): 220041360

約数和(自身を除く): 115653220

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 5380, 19403, 38806, 77612, 97015, 194030, 388060, 5219407, 10438814, 20877628, 26097035, 52194070, 104388140]

約数ペア:

[(1, 104388140), (2, 52194070), (4, 26097035), (5, 20877628), (10, 10438814), (20, 5219407), (269, 388060), (538, 194030), (1076, 97015), (1345, 77612), (2690, 38806), (5380, 19403)]