The factors of the number 3,176,280 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 173, 180, 204, 216, 255, 270, 306, 340, 346, 360, 408, 459, 510, 519, 540, 612, 680, 692, 765, 865, 918, 1020, 1038, 1080, 1224, 1384, 1530, 1557, 1730, 1836, 2040, 2076, 2295, 2595, 2941, 3060, 3114, 3460, 3672, 4152, 4590, 4671, 5190, 5882, 6120, 6228, 6920, 7785, 8823, 9180, 9342, 10380, 11764, 12456, 14705, 15570, 17646, 18360, 18684, 20760, 23355, 23528, 26469, 29410, 31140, 35292, 37368, 44115, 46710, 52938, 58820, 62280, 70584, 79407, 88230, 93420, 105876, 117640, 132345, 158814, 176460, 186840, 211752, 264690, 317628, 352920, 397035, 529380, 635256, 794070, 1058760, 1588140, 3176280.
If you add them up, you will get the total of 11,275,200.