Question : The number of factors of 196 which are divisible by 4 is:
Option 1: 228
Option 2: 4
Option 3: 57
Option 4: 3
Correct Answer: 3
Solution :
The number of factors of 196 = 2 × 2 × 7 × 7
2 × 2 = 4 is divisible by 4.
2 × 2 × 7 = 28 is divisible by 4.
2 × 2 × 7 × 7 = 196 is divisible by 4.
So, the required number is 3.
Hence, the correct answer is 3.
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