86160280

素因数分解:

$2^3\times 5^1\times {\mathrm{2154007}}^1$

素因数の和:2154018

約数の個数: 16

約数和(自身を含む): 193860720

約数和(自身を除く): 107700440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2154007, 4308014, 8616028, 10770035, 17232056, 21540070, 43080140, 86160280]

約数ペア:

[(1, 86160280), (2, 43080140), (4, 21540070), (5, 17232056), (8, 10770035), (10, 8616028), (20, 4308014), (40, 2154007)]