The factors of the number 664,143,420 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 41, 51, 60, 68, 82, 85, 102, 123, 164, 170, 204, 205, 246, 255, 340, 410, 492, 510, 615, 697, 820, 1020, 1230, 1394, 2091, 2460, 2788, 3485, 4182, 6970, 8364, 10455, 13940, 15881, 20910, 31762, 41820, 47643, 63524, 79405, 95286, 158810, 190572, 238215, 269977, 317620, 476430, 539954, 651121, 809931, 952860, 1079908, 1302242, 1349885, 1619862, 1953363, 2604484, 2699770, 3239724, 3255605, 3906726, 4049655, 5399540, 6511210, 7813452, 8099310, 9766815, 11069057, 13022420, 16198620, 19533630, 22138114, 33207171, 39067260, 44276228, 55345285, 66414342, 110690570, 132828684, 166035855, 221381140, 332071710, 664143420.
If you add them up, you will get the total of 664,143,421. Now subtract 664,143,420 to get 1,352,997,636