19494750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 56609280

約数和(自身を除く): 37114530

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 25, 30, 33, 34, 50, 51, 55, 66, 75, 85, 102, 110, 125, 139, 150, 165, 170, 187, 250, 255, 275, 278, 330, 374, 375, 417, 425, 510, 550, 561, 695, 750, 825, 834, 850, 935, 1122, 1275, 1375, 1390, 1529, 1650, 1870, 2085, 2125, 2363, 2550, 2750, 2805, 3058, 3475, 4125, 4170, 4250, 4587, 4675, 4726, 5610, 6375, 6950, 7089, 7645, 8250, 9174, 9350, 10425, 11815, 12750, 14025, 14178, 15290, 17375, 20850, 22935, 23375, 23630, 25993, 28050, 34750, 35445, 38225, 45870, 46750, 51986, 52125, 59075, 70125, 70890, 76450, 77979, 104250, 114675, 118150, 129965, 140250, 155958, 177225, 191125, 229350, 259930, 295375, 354450, 382250, 389895, 573375, 590750, 649825, 779790, 886125, 1146750, 1299650, 1772250, 1949475, 3249125, 3898950, 6498250, 9747375, 19494750]

約数ペア:

[(1, 19494750), (2, 9747375), (3, 6498250), (5, 3898950), (6, 3249125), (10, 1949475), (11, 1772250), (15, 1299650), (17, 1146750), (22, 886125), (25, 779790), (30, 649825), (33, 590750), (34, 573375), (50, 389895), (51, 382250), (55, 354450), (66, 295375), (75, 259930), (85, 229350), (102, 191125), (110, 177225), (125, 155958), (139, 140250), (150, 129965), (165, 118150), (170, 114675), (187, 104250), (250, 77979), (255, 76450), (275, 70890), (278, 70125), (330, 59075), (374, 52125), (375, 51986), (417, 46750), (425, 45870), (510, 38225), (550, 35445), (561, 34750), (695, 28050), (750, 25993), (825, 23630), (834, 23375), (850, 22935), (935, 20850), (1122, 17375), (1275, 15290), (1375, 14178), (1390, 14025), (1529, 12750), (1650, 11815), (1870, 10425), (2085, 9350), (2125, 9174), (2363, 8250), (2550, 7645), (2750, 7089), (2805, 6950), (3058, 6375), (3475, 5610), (4125, 4726), (4170, 4675), (4250, 4587)]