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1997 AMC 8 Question 11

AMC8 · 1997 AMC 8

Question 11

Let $\boxed{N}$ mean the number of whole number divisors of $N.$ For example, $\boxed{3}=2$ because $3$ has two divisors, $1$ and $3.$ Find the value of $$
\boxed{\boxed{11}\times\boxed{20}}.
$$
  1. $6$
  2. $8$
  3. $12$
  4. $16$
  5. $24$