The factors of the number 2,211,840 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 5120, 5760, 6144, 6912, 7680, 8192, 8640, 9216, 10240, 11520, 12288, 13824, 15360, 16384, 17280, 18432, 20480, 23040, 24576, 27648, 30720, 34560, 36864, 40960, 46080, 49152, 55296, 61440, 69120, 73728, 81920, 92160, 110592, 122880, 138240, 147456, 184320, 221184, 245760, 276480, 368640, 442368, 552960, 737280, 1105920, 2211840.
If you add them up, you will get the total of 7,864,080.