The factors of the number 15,461,600 are: 1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 160, 175, 176, 200, 220, 224, 251, 275, 280, 308, 350, 352, 385, 400, 440, 502, 550, 560, 616, 700, 770, 800, 880, 1004, 1100, 1120, 1232, 1255, 1400, 1540, 1757, 1760, 1925, 2008, 2200, 2464, 2510, 2761, 2800, 3080, 3514, 3850, 4016, 4400, 5020, 5522, 5600, 6160, 6275, 7028, 7700, 8032, 8785, 8800, 10040, 11044, 12320, 12550, 13805, 14056, 15400, 17570, 19327, 20080, 22088, 25100, 27610, 28112, 30800, 35140, 38654, 40160, 43925, 44176, 50200, 55220, 56224, 61600, 69025, 70280, 77308, 87850, 88352, 96635, 100400, 110440, 138050, 140560, 154616, 175700, 193270, 200800, 220880, 276100, 281120, 309232, 351400, 386540, 441760, 483175, 552200, 618464, 702800, 773080, 966350, 1104400, 1405600, 1546160, 1932700, 2208800, 3092320, 3865400, 7730800, 15461600.
If you add them up, you will get the total of 47,246,976.