The factors of the number 331,672,420 are: 1, 2, 4, 5, 10, 20, 23, 29, 46, 47, 58, 92, 94, 115, 116, 145, 188, 230, 235, 290, 460, 470, 529, 580, 667, 940, 1058, 1081, 1334, 1363, 2116, 2162, 2645, 2668, 2726, 3335, 4324, 5290, 5405, 5452, 6670, 6815, 10580, 10810, 12167, 13340, 13630, 15341, 21620, 24334, 24863, 27260, 30682, 31349, 48668, 49726, 60835, 61364, 62698, 76705, 99452, 121670, 124315, 125396, 153410, 156745, 243340, 248630, 306820, 313490, 352843, 497260, 571849, 626980, 705686, 721027, 1143698, 1411372, 1442054, 1764215, 2287396, 2859245, 2884108, 3528430, 3605135, 5718490, 7056860, 7210270, 11436980, 14420540, 16583621, 33167242, 66334484, 82918105, 165836210, 331672420.
If you add them up, you will get the total of 331,672,857. Now subtract 331,672,420 to get 437,633,180