1996019820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{3217}}^1$

素因数の和:3621

約数の個数: 120

約数和(自身を含む): 6279888384

約数和(自身を除く): 4283868564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 383, 405, 540, 766, 810, 1149, 1532, 1620, 1915, 2298, 3217, 3447, 3830, 4596, 5745, 6434, 6894, 7660, 9651, 10341, 11490, 12868, 13788, 16085, 17235, 19302, 20682, 22980, 28953, 31023, 32170, 34470, 38604, 41364, 48255, 51705, 57906, 62046, 64340, 68940, 86859, 96510, 103410, 115812, 124092, 144765, 155115, 173718, 193020, 206820, 260577, 289530, 310230, 347436, 434295, 521154, 579060, 620460, 868590, 1042308, 1232111, 1302885, 1737180, 2464222, 2605770, 3696333, 4928444, 5211540, 6160555, 7392666, 11088999, 12321110, 14785332, 18481665, 22177998, 24642220, 33266997, 36963330, 44355996, 55444995, 66533994, 73926660, 99800991, 110889990, 133067988, 166334985, 199601982, 221779980, 332669970, 399203964, 499004955, 665339940, 998009910, 1996019820]

約数ペア:

[(1, 1996019820), (2, 998009910), (3, 665339940), (4, 499004955), (5, 399203964), (6, 332669970), (9, 221779980), (10, 199601982), (12, 166334985), (15, 133067988), (18, 110889990), (20, 99800991), (27, 73926660), (30, 66533994), (36, 55444995), (45, 44355996), (54, 36963330), (60, 33266997), (81, 24642220), (90, 22177998), (108, 18481665), (135, 14785332), (162, 12321110), (180, 11088999), (270, 7392666), (324, 6160555), (383, 5211540), (405, 4928444), (540, 3696333), (766, 2605770), (810, 2464222), (1149, 1737180), (1532, 1302885), (1620, 1232111), (1915, 1042308), (2298, 868590), (3217, 620460), (3447, 579060), (3830, 521154), (4596, 434295), (5745, 347436), (6434, 310230), (6894, 289530), (7660, 260577), (9651, 206820), (10341, 193020), (11490, 173718), (12868, 155115), (13788, 144765), (16085, 124092), (17235, 115812), (19302, 103410), (20682, 96510), (22980, 86859), (28953, 68940), (31023, 64340), (32170, 62046), (34470, 57906), (38604, 51705), (41364, 48255)]