The factors of the number 405,560,100 are: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 59, 60, 66, 75, 100, 110, 118, 132, 150, 165, 177, 220, 236, 275, 295, 300, 330, 354, 550, 590, 649, 660, 708, 825, 885, 1100, 1180, 1298, 1475, 1650, 1770, 1947, 2083, 2596, 2950, 3245, 3300, 3540, 3894, 4166, 4425, 5900, 6249, 6490, 7788, 8332, 8850, 9735, 10415, 12498, 12980, 16225, 17700, 19470, 20830, 22913, 24996, 31245, 32450, 38940, 41660, 45826, 48675, 52075, 62490, 64900, 68739, 91652, 97350, 104150, 114565, 122897, 124980, 137478, 156225, 194700, 208300, 229130, 245794, 274956, 312450, 343695, 368691, 458260, 491588, 572825, 614485, 624900, 687390, 737382, 1145650, 1228970, 1351867, 1374780, 1474764, 1718475, 1843455, 2291300, 2457940, 2703734, 3072425, 3436950, 3686910, 4055601, 5407468, 6144850, 6759335, 6873900, 7373820, 8111202, 9217275, 12289700, 13518670, 16222404, 18434550, 20278005, 27037340, 33796675, 36869100, 40556010, 67593350, 81112020, 101390025, 135186700, 202780050, 405560100.
If you add them up, you will get the total of 1,302,416,640.