2069181920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{1297}}^1$

素因数の和:1397

約数の個数: 144

約数和(自身を含む): 5387271120

約数和(自身を除く): 3318089200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 169, 208, 236, 260, 295, 338, 416, 472, 520, 590, 676, 767, 845, 944, 1040, 1180, 1297, 1352, 1534, 1690, 1888, 2080, 2360, 2594, 2704, 3068, 3380, 3835, 4720, 5188, 5408, 6136, 6485, 6760, 7670, 9440, 9971, 10376, 12272, 12970, 13520, 15340, 16861, 19942, 20752, 24544, 25940, 27040, 30680, 33722, 39884, 41504, 49855, 51880, 61360, 67444, 76523, 79768, 84305, 99710, 103760, 122720, 134888, 153046, 159536, 168610, 199420, 207520, 219193, 269776, 306092, 319072, 337220, 382615, 398840, 438386, 539552, 612184, 674440, 765230, 797680, 876772, 994799, 1095965, 1224368, 1348880, 1530460, 1595360, 1753544, 1989598, 2191930, 2448736, 2697760, 3060920, 3507088, 3979196, 4383860, 4973995, 6121840, 7014176, 7958392, 8767720, 9947990, 12243680, 12932387, 15916784, 17535440, 19895980, 25864774, 31833568, 35070880, 39791960, 51729548, 64661935, 79583920, 103459096, 129323870, 159167840, 206918192, 258647740, 413836384, 517295480, 1034590960, 2069181920]

約数ペア:

[(1, 2069181920), (2, 1034590960), (4, 517295480), (5, 413836384), (8, 258647740), (10, 206918192), (13, 159167840), (16, 129323870), (20, 103459096), (26, 79583920), (32, 64661935), (40, 51729548), (52, 39791960), (59, 35070880), (65, 31833568), (80, 25864774), (104, 19895980), (118, 17535440), (130, 15916784), (160, 12932387), (169, 12243680), (208, 9947990), (236, 8767720), (260, 7958392), (295, 7014176), (338, 6121840), (416, 4973995), (472, 4383860), (520, 3979196), (590, 3507088), (676, 3060920), (767, 2697760), (845, 2448736), (944, 2191930), (1040, 1989598), (1180, 1753544), (1297, 1595360), (1352, 1530460), (1534, 1348880), (1690, 1224368), (1888, 1095965), (2080, 994799), (2360, 876772), (2594, 797680), (2704, 765230), (3068, 674440), (3380, 612184), (3835, 539552), (4720, 438386), (5188, 398840), (5408, 382615), (6136, 337220), (6485, 319072), (6760, 306092), (7670, 269776), (9440, 219193), (9971, 207520), (10376, 199420), (12272, 168610), (12970, 159536), (13520, 153046), (15340, 134888), (16861, 122720), (19942, 103760), (20752, 99710), (24544, 84305), (25940, 79768), (27040, 76523), (30680, 67444), (33722, 61360), (39884, 51880), (41504, 49855)]