Notez multimea divizorilor lui 24 cu A si "+-" = numarul ala si pozitiv si negativ
Multime multiplilor lui 8 cu B
A={...,-8k,...,-24,-16,8,0,8,16,24...,8k,...},k ∈ |N
B={+-1,+-2,+-3,+-4,+-6,+-8,+-12,+-24}
A∩B={+-8,+-24}
A/B={...,-8k,...,-32,-16,0,16,32,...,8k,...},k∈|N\{1,3}