Question 55
Determine all values taken by the expression $A = n \cdot \left\lfloor \frac{2017}{n} \right\rfloor$ as $n$ runs through all natural numbers. Here $\lfloor x \rfloor$ denotes the greatest integer not greater than $x$.
Math Olympiad Vault · MathNet 2017-part-06 — 176 problems (EN–VI)