8561680

素因数分解:

$2^4\times 5^1\times {\mathrm{107021}}^1$

素因数の和:107034

約数の個数: 20

約数和(自身を含む): 19906092

約数和(自身を除く): 11344412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107021, 214042, 428084, 535105, 856168, 1070210, 1712336, 2140420, 4280840, 8561680]

約数ペア:

[(1, 8561680), (2, 4280840), (4, 2140420), (5, 1712336), (8, 1070210), (10, 856168), (16, 535105), (20, 428084), (40, 214042), (80, 107021)]