The factors of the number 3,151,800 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 50, 51, 60, 68, 72, 75, 85, 90, 100, 102, 103, 120, 136, 150, 153, 170, 180, 200, 204, 206, 225, 255, 300, 306, 309, 340, 360, 408, 412, 425, 450, 510, 515, 600, 612, 618, 680, 765, 824, 850, 900, 927, 1020, 1030, 1224, 1236, 1275, 1530, 1545, 1700, 1751, 1800, 1854, 2040, 2060, 2472, 2550, 2575, 3060, 3090, 3400, 3502, 3708, 3825, 4120, 4635, 5100, 5150, 5253, 6120, 6180, 7004, 7416, 7650, 7725, 8755, 9270, 10200, 10300, 10506, 12360, 14008, 15300, 15450, 15759, 17510, 18540, 20600, 21012, 23175, 26265, 30600, 30900, 31518, 35020, 37080, 42024, 43775, 46350, 52530, 61800, 63036, 70040, 78795, 87550, 92700, 105060, 126072, 131325, 157590, 175100, 185400, 210120, 262650, 315180, 350200, 393975, 525300, 630360, 787950, 1050600, 1575900, 3151800.
If you add them up, you will get the total of 11,316,240.