The factors of the number 403,333,000 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 157, 175, 200, 250, 280, 314, 350, 367, 500, 628, 700, 734, 785, 875, 1000, 1099, 1256, 1400, 1468, 1570, 1750, 1835, 2198, 2569, 2936, 3140, 3500, 3670, 3925, 4396, 5138, 5495, 6280, 7000, 7340, 7850, 8792, 9175, 10276, 10990, 12845, 14680, 15700, 18350, 19625, 20552, 21980, 25690, 27475, 31400, 36700, 39250, 43960, 45875, 51380, 54950, 57619, 64225, 73400, 78500, 91750, 102760, 109900, 115238, 128450, 137375, 157000, 183500, 219800, 230476, 256900, 274750, 288095, 321125, 367000, 403333, 460952, 513800, 549500, 576190, 642250, 806666, 1099000, 1152380, 1284500, 1440475, 1613332, 2016665, 2304760, 2569000, 2880950, 3226664, 4033330, 5761900, 7202375, 8066660, 10083325, 11523800, 14404750, 16133320, 20166650, 28809500, 40333300, 50416625, 57619000, 80666600, 100833250, 201666500, 403333000.
If you add them up, you will get the total of 1,088,455,680.