Factors / Factors of 110

Factors of 110

1, 2, 5, 10, 11, 22, 55, 110

110 breaks into 4 pairs, tested up to √110 ≈ 10.5; each pair multiplies back to 110 exactly. 110's full pair list is (1, 110), (2, 55), (5, 22), (10, 11), for 8 divisors in total. 110's divisors other than 110 itself sum to just 106, 4 below 110: the common deficient case. 110 is even, digit sum 2 for 110; small divisors of 110 include 2, 5, 10, 11. 110 has 8 divisors; 109 has 2 and 111 has 4, so 110 wins here. 110 divided by its largest divisor, 55, gives 2.