The factors of the number 1,848,420 are: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 163, 180, 189, 210, 252, 270, 315, 324, 326, 378, 405, 420, 489, 540, 567, 630, 652, 756, 810, 815, 945, 978, 1134, 1141, 1260, 1467, 1620, 1630, 1890, 1956, 2268, 2282, 2445, 2835, 2934, 3260, 3423, 3780, 4401, 4564, 4890, 5670, 5705, 5868, 6846, 7335, 8802, 9780, 10269, 11340, 11410, 13203, 13692, 14670, 17115, 17604, 20538, 22005, 22820, 26406, 29340, 30807, 34230, 41076, 44010, 51345, 52812, 61614, 66015, 68460, 88020, 92421, 102690, 123228, 132030, 154035, 184842, 205380, 264060, 308070, 369684, 462105, 616140, 924210, 1848420.
If you add them up, you will get the total of 6,667,584.