2019348500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:331

約数の個数: 192

約数和(自身を含む): 5085400320

約数和(自身を除く): 3066051820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 83, 95, 100, 125, 130, 166, 190, 197, 247, 250, 260, 325, 332, 380, 394, 415, 475, 494, 500, 650, 788, 830, 950, 985, 988, 1079, 1235, 1300, 1577, 1625, 1660, 1900, 1970, 2075, 2158, 2375, 2470, 2561, 3154, 3250, 3743, 3940, 4150, 4316, 4750, 4925, 4940, 5122, 5395, 6175, 6308, 6500, 7486, 7885, 8300, 9500, 9850, 10244, 10375, 10790, 12350, 12805, 14972, 15770, 16351, 18715, 19700, 20501, 20750, 21580, 24625, 24700, 25610, 26975, 30875, 31540, 32702, 37430, 39425, 41002, 41500, 48659, 49250, 51220, 53950, 61750, 64025, 65404, 74860, 78850, 81755, 82004, 93575, 97318, 98500, 102505, 107900, 123500, 128050, 134875, 157700, 163510, 187150, 194636, 197125, 205010, 212563, 243295, 256100, 269750, 310669, 320125, 327020, 374300, 394250, 408775, 410020, 425126, 467875, 486590, 512525, 539500, 621338, 640250, 788500, 817550, 850252, 935750, 973180, 1025050, 1062815, 1216475, 1242676, 1280500, 1553345, 1635100, 1871500, 2043875, 2050100, 2125630, 2432950, 2562625, 3106690, 4038697, 4087750, 4251260, 4865900, 5125250, 5314075, 6082375, 6213380, 7766725, 8077394, 8175500, 10250500, 10628150, 12164750, 15533450, 16154788, 20193485, 21256300, 24329500, 26570375, 31066900, 38833625, 40386970, 53140750, 77667250, 80773940, 100967425, 106281500, 155334500, 201934850, 403869700, 504837125, 1009674250, 2019348500]

約数ペア:

[(1, 2019348500), (2, 1009674250), (4, 504837125), (5, 403869700), (10, 201934850), (13, 155334500), (19, 106281500), (20, 100967425), (25, 80773940), (26, 77667250), (38, 53140750), (50, 40386970), (52, 38833625), (65, 31066900), (76, 26570375), (83, 24329500), (95, 21256300), (100, 20193485), (125, 16154788), (130, 15533450), (166, 12164750), (190, 10628150), (197, 10250500), (247, 8175500), (250, 8077394), (260, 7766725), (325, 6213380), (332, 6082375), (380, 5314075), (394, 5125250), (415, 4865900), (475, 4251260), (494, 4087750), (500, 4038697), (650, 3106690), (788, 2562625), (830, 2432950), (950, 2125630), (985, 2050100), (988, 2043875), (1079, 1871500), (1235, 1635100), (1300, 1553345), (1577, 1280500), (1625, 1242676), (1660, 1216475), (1900, 1062815), (1970, 1025050), (2075, 973180), (2158, 935750), (2375, 850252), (2470, 817550), (2561, 788500), (3154, 640250), (3250, 621338), (3743, 539500), (3940, 512525), (4150, 486590), (4316, 467875), (4750, 425126), (4925, 410020), (4940, 408775), (5122, 394250), (5395, 374300), (6175, 327020), (6308, 320125), (6500, 310669), (7486, 269750), (7885, 256100), (8300, 243295), (9500, 212563), (9850, 205010), (10244, 197125), (10375, 194636), (10790, 187150), (12350, 163510), (12805, 157700), (14972, 134875), (15770, 128050), (16351, 123500), (18715, 107900), (19700, 102505), (20501, 98500), (20750, 97318), (21580, 93575), (24625, 82004), (24700, 81755), (25610, 78850), (26975, 74860), (30875, 65404), (31540, 64025), (32702, 61750), (37430, 53950), (39425, 51220), (41002, 49250), (41500, 48659)]