1540有哪些因数?急! 时间:2025-11-13 10:40:00 浏览:844次 1540=2×2×5×7×11所以它的因数有:1,2,4,5,7,10,11,14,20,22,28,35,44,55,77,110,140,220,154,308,385,770,1540 标签:因数