The factors of the number 401,242,660 are: 1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 113, 130, 140, 182, 226, 260, 364, 452, 455, 565, 791, 910, 1130, 1469, 1582, 1820, 1951, 2260, 2938, 3164, 3902, 3955, 5876, 7345, 7804, 7910, 9755, 10283, 13657, 14690, 15820, 19510, 20566, 25363, 27314, 29380, 39020, 41132, 50726, 51415, 54628, 68285, 101452, 102830, 126815, 136570, 177541, 205660, 220463, 253630, 273140, 355082, 440926, 507260, 710164, 881852, 887705, 1102315, 1543241, 1775410, 2204630, 2866019, 3086482, 3550820, 4409260, 5732038, 6172964, 7716205, 11464076, 14330095, 15432410, 20062133, 28660190, 30864820, 40124266, 57320380, 80248532, 100310665, 200621330, 401242660.
If you add them up, you will get the total of 401,243,305. Now subtract 401,242,660 to get 645,529,052