Smallest multiple

Author: Konrad Borowski

https://projecteuler.net/problem=5

2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder.

What is the smallest positive number that is evenly divisible by all of the numbers from 1 to 20?

Source code: prob005-xfix.pl

use v6;

say [lcm] 1..20;