42 has eight factors: 1 2 3 6 7 14 21 42.
1 and 2
1 and 2.
1 + 2 + 4 + 5 + 10 + 20 = 42
The factors of 12 are: 1, 2, 3, 4, 6, and 12.The prime factors of 12 are: 2 and 3.The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, and 42.The prime factors of 42 are: 2, 3, and 7.
The factors of 18 are 1, 2, 3, 6, 9, and 18 The factors of 20 are 1, 2, 4, 5, 10, and 20 The factors of 27 are 1, 3, 9, and 27 The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42 The factors of 45 are 1, 3, 5, 9, 15, and 45
The factors of 40 are: 1, 2, 4, 5, 8, 10, 20, and 40.The prime factors of 40 are: 2 and 5.The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, and 42.The prime factors of 42 are: 2, 3, and 7.
The factors of 20 are: 1, 2, 4, 5, 10, and 20.The prime factors of 20 are: 2 and 5.The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, and 42.The prime factors of 42 are: 2, 3, and 7.
We won't be able to find factors of 80 that are not factors of 80. The factors of 80 that aren't factors of 42 are 4, 5, 8, 10, 16, 20, 40 and 80.
The factors of 42 are: 1, 2, 3, 6, 7, 14, 21, 42 The factors of 100 are: 1, 2, 4, 5, 10, 20, 25, 50, 100
To work this out, you first have to split the numbers down into their prime factors: 42 = 2x3x7 23 = 23 There are no common prime factors. This means that the only common factor of 42 and 23 is 1.
-19
the factors of 42 are 1,42,6,7,2,21,3,14