The factors of the number 1,594,080 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 72, 80, 81, 82, 90, 96, 108, 120, 123, 135, 144, 160, 162, 164, 180, 205, 216, 240, 243, 246, 270, 288, 324, 328, 360, 369, 405, 410, 432, 480, 486, 492, 540, 615, 648, 656, 720, 738, 810, 820, 864, 972, 984, 1080, 1107, 1215, 1230, 1296, 1312, 1440, 1476, 1620, 1640, 1845, 1944, 1968, 2160, 2214, 2430, 2460, 2592, 2952, 3240, 3280, 3321, 3690, 3888, 3936, 4320, 4428, 4860, 4920, 5535, 5904, 6480, 6560, 6642, 7380, 7776, 8856, 9720, 9840, 9963, 11070, 11808, 12960, 13284, 14760, 16605, 17712, 19440, 19680, 19926, 22140, 26568, 29520, 33210, 35424, 38880, 39852, 44280, 49815, 53136, 59040, 66420, 79704, 88560, 99630, 106272, 132840, 159408, 177120, 199260, 265680, 318816, 398520, 531360, 797040, 1594080.
If you add them up, you will get the total of 5,778,864.