AMC 10B 2024 (Problem 6)
A rectangle has integer side lengths and an area of . What is the least possible perimeter of the rectangle?
The perimeter is
To minimize the perimeter, and should be as close to each other as possible.
Prime factorize :
Since and are the closest positive integer factors of , the minimum perimeter is
Since and are the closest positive integer factors of , the minimum perimeter is
(B)