There are 20 rows of apple trees in the orchard, each row has 32 trees, and each tree can harvest 25 kilograms of apples. How many kilograms of apples can be harvested in total?
果园里有20行苹果树，每行32棵，每棵可收苹果25千克，一共可以收苹果多少千克？
<result>1_600</result>