The factors of the number 437,701,400 are: 1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 227, 248, 310, 311, 454, 620, 622, 775, 908, 1135, 1240, 1244, 1550, 1555, 1816, 2270, 2488, 3100, 3110, 4540, 5675, 6200, 6220, 7037, 7775, 9080, 9641, 11350, 12440, 14074, 15550, 19282, 22700, 28148, 31100, 35185, 38564, 45400, 48205, 56296, 62200, 70370, 70597, 77128, 96410, 140740, 141194, 175925, 192820, 241025, 281480, 282388, 351850, 352985, 385640, 482050, 564776, 703700, 705970, 964100, 1407400, 1411940, 1764925, 1928200, 2188507, 2823880, 3529850, 4377014, 7059700, 8754028, 10942535, 14119400, 17508056, 21885070, 43770140, 54712675, 87540280, 109425350, 218850700, 437701400.
If you add them up, you will get the total of 437,702,020. Now subtract 437,701,400 to get 620,802,280