86892760

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11027}}^1$

素因数の和:11235

約数の個数: 32

約数和(自身を含む): 196518960

約数和(自身を除く): 109626200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 11027, 22054, 44108, 55135, 88216, 110270, 220540, 441080, 2172319, 4344638, 8689276, 10861595, 17378552, 21723190, 43446380, 86892760]

約数ペア:

[(1, 86892760), (2, 43446380), (4, 21723190), (5, 17378552), (8, 10861595), (10, 8689276), (20, 4344638), (40, 2172319), (197, 441080), (394, 220540), (788, 110270), (985, 88216), (1576, 55135), (1970, 44108), (3940, 22054), (7880, 11027)]