85 has four factors.
Four, four, six, three, six and two factors respectively.
8 only has four factors.
The factors of 20 are 1,2,4,5,10 and 20. Two are odd, four are even.
The common factors of 22 and 20 are: 1 and 2.
1,2,4,5,10,20
1, 2, 4, 5, 10, 20 Pick four.
Four has only three factors: 1 2 4.
16 does not have four prime factors, only one.
Four common factors.
There is more than one possible answer. The prime factors of 16 are 2, 2, 2, and 2. It has four prime factors, but only one distinct prime factor. The prime factors of 24 are 2, 2, 2, and 3. It has four prime factors, but only two distinct prime factors. The prime factors of 36 are 2, 2, 3, and 3. It has four prime factors, but only two distinct prime factors. The prime factors of 40 are 2, 2, 2, and 5. It has four prime factors, but only two distinct prime factors. The prime factors of 54 are 2, 3, 3, and 3. It has four prime factors, but only two distinct prime factors. The prime factors of 56 are 2, 2, 2, and 7. It has four prime factors, but only two distinct prime factors. The prime factors of 60 are 2, 2, 3, and 5. It has four prime factors, but only three distinct prime factors. The prime factors of 81 are 3, 3, 3, and 3. It has four prime factors, but only one distinct prime factor. The prime factors of 84 are 2, 2, 3, and 7. It has four prime factors, but only three distinct prime factors. The prime factors of 88 are 2, 2, 2, and 11. It has four prime factors, but only two distinct prime factors. The prime factors of 90 are 2, 3, 3, and 5. It has four prime factors, but only three distinct prime factors.
85 has four factors.
Because there are only six factors... 1,2,4,5,10 & 20
Four, four, six, three, six and two factors respectively.
8 only has four factors.
15, 20, 30, 60
1 and 5 are the only numbers that are factors of 20, 35, and 45.