Let be the sum of the positive divisors of . What is the number of positive divisors of ?
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So, fun fact of the year. The prime factorization of 2 0 1 4 is 2 ⋅ 1 9 ⋅ 5 3 . Thus, the sum of the positive divisors of 2 0 1 4 is
( 1 + 2 ) ⋅ ( 1 + 1 9 ) ⋅ ( 1 + 5 3 ) = 3 ⋅ 2 0 ⋅ 5 4 = 2 3 ⋅ 3 4 ⋅ 5 ,
so the answer is 4 ⋅ 5 ⋅ 2 = 4 0 .