The factors of the number 1,574,100 are: 1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 53, 54, 55, 60, 66, 75, 90, 99, 100, 106, 108, 110, 132, 135, 150, 159, 165, 180, 198, 212, 220, 225, 265, 270, 275, 297, 300, 318, 330, 396, 450, 477, 495, 530, 540, 550, 583, 594, 636, 660, 675, 795, 825, 900, 954, 990, 1060, 1100, 1166, 1188, 1325, 1350, 1431, 1485, 1590, 1650, 1749, 1908, 1980, 2332, 2385, 2475, 2650, 2700, 2862, 2915, 2970, 3180, 3300, 3498, 3975, 4770, 4950, 5247, 5300, 5724, 5830, 5940, 6996, 7155, 7425, 7950, 8745, 9540, 9900, 10494, 11660, 11925, 14310, 14575, 14850, 15741, 15900, 17490, 20988, 23850, 26235, 28620, 29150, 29700, 31482, 34980, 35775, 43725, 47700, 52470, 58300, 62964, 71550, 78705, 87450, 104940, 131175, 143100, 157410, 174900, 262350, 314820, 393525, 524700, 787050, 1574100.
If you add them up, you will get the total of 5,624,640.