The only multiplies that go into 2 is 1x2 because 2 is a prime number.
224 X 2
2468101214161820222426283032343638404244464850525456586062646866707274767880828486889092949698100
2.
-16
-8 and -2
2 x 49
30
+25 and -2
43 and 2 86 and 1
9.5 X 2 = 19
8 and 2
3 multiples and they are all 2 2 * 2 * 2 = 8