4 students and 2 teachers take a group photo together, and ask the 2 teachers to stand on both sides, how many different arrangements are there?
4位同学和2位老师一起合影留念，要求2位老师分别站两边，有多少种不同的排法．
<gadget id="calculator">4 * 3 * 2 * 1 * 2</gadget>
<output>48</output>

<result>48</result>