The factors of the number 731,656,404 are: 1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 59, 68, 69, 92, 102, 118, 138, 153, 177, 204, 207, 236, 276, 306, 354, 391, 414, 531, 612, 708, 782, 828, 881, 1003, 1062, 1173, 1357, 1564, 1762, 2006, 2124, 2346, 2643, 2714, 3009, 3519, 3524, 4012, 4071, 4692, 5286, 5428, 6018, 7038, 7929, 8142, 9027, 10572, 12036, 12213, 14076, 14977, 15858, 16284, 18054, 20263, 23069, 24426, 29954, 31716, 36108, 40526, 44931, 46138, 48852, 51979, 59908, 60789, 69207, 81052, 89862, 92276, 103958, 121578, 134793, 138414, 155937, 179724, 182367, 207621, 207916, 243156, 269586, 276828, 311874, 344471, 364734, 415242, 467811, 539172, 623748, 688942, 729468, 830484, 883643, 935622, 1033413, 1195517, 1377884, 1767286, 1871244, 2066826, 2391034, 2650929, 3100239, 3534572, 3586551, 4133652, 4782068, 5301858, 6200478, 7173102, 7952787, 10603716, 10759653, 12400956, 14346204, 15905574, 20323789, 21519306, 31811148, 40647578, 43038612, 60971367, 81295156, 121942734, 182914101, 243885468, 365828202, 731656404.
If you add them up, you will get the total of 2,080,391,040.