The factors of the number 201,221,020 are: 1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 23, 26, 28, 35, 38, 44, 46, 52, 55, 65, 70, 76, 77, 91, 92, 95, 110, 115, 130, 133, 140, 143, 154, 161, 182, 190, 209, 220, 230, 247, 253, 260, 266, 286, 299, 308, 322, 364, 380, 385, 418, 437, 455, 460, 494, 506, 529, 532, 572, 598, 644, 665, 715, 770, 805, 836, 874, 910, 988, 1001, 1012, 1045, 1058, 1196, 1235, 1265, 1330, 1430, 1463, 1495, 1540, 1610, 1729, 1748, 1771, 1820, 2002, 2090, 2093, 2116, 2185, 2470, 2530, 2645, 2660, 2717, 2860, 2926, 2990, 3059, 3220, 3289, 3458, 3542, 3703, 4004, 4180, 4186, 4370, 4807, 4940, 5005, 5060, 5290, 5434, 5681, 5819, 5852, 5980, 6118, 6578, 6877, 6916, 7084, 7315, 7406, 8372, 8645, 8740, 8855, 9614, 10010, 10051, 10465, 10580, 10868, 11362, 11638, 12236, 13156, 13585, 13754, 14630, 14812, 15295, 16445, 17290, 17710, 18515, 19019, 19228, 20020, 20102, 20930, 22724, 23023, 23276, 24035, 27170, 27508, 28405, 29095, 29260, 30590, 32890, 33649, 34385, 34580, 35420, 37030, 38038, 39767, 40204, 40733, 41860, 46046, 48070, 48139, 50255, 54340, 56810, 58190, 61180, 62491, 65780, 67298, 68770, 70357, 74060, 75647, 76076, 79534, 81466, 92092, 95095, 96140, 96278, 100510, 110561, 113620, 115115, 116380, 124982, 130663, 134596, 137540, 140714, 151294, 159068, 162932, 168245, 190190, 192556, 198835, 201020, 203665, 221122, 230230, 240695, 249964, 261326, 281428, 302588, 312455, 336490, 351785, 378235, 380380, 397670, 407330, 437437, 442244, 460460, 481390, 522652, 529529, 552805, 624910, 653315, 672980, 703570, 756470, 773927, 795340, 814660, 874874, 914641, 962780, 1059058, 1105610, 1249820, 1306630, 1407140, 1437293, 1512940, 1547854, 1749748, 1829282, 2118116, 2187185, 2211220, 2613260, 2647645, 2874586, 3095708, 3658564, 3869635, 4374370, 4573205, 5295290, 5749172, 7186465, 7739270, 8748740, 9146410, 10061051, 10590580, 14372930, 15478540, 18292820, 20122102, 28745860, 40244204, 50305255, 100610510, 201221020.
If you add them up, you will get the total of 201,221,443. Now subtract 201,221,020 to get 423,093,860