20134126720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{19949}}^1$

素因数の和:20070

約数の個数: 128

約数和(自身を含む): 51279480000

約数和(自身を除く): 31145353280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 83, 95, 128, 152, 160, 166, 190, 304, 320, 332, 380, 415, 608, 640, 664, 760, 830, 1216, 1328, 1520, 1577, 1660, 2432, 2656, 3040, 3154, 3320, 5312, 6080, 6308, 6640, 7885, 10624, 12160, 12616, 13280, 15770, 19949, 25232, 26560, 31540, 39898, 50464, 53120, 63080, 79796, 99745, 100928, 126160, 159592, 199490, 201856, 252320, 319184, 379031, 398980, 504640, 638368, 758062, 797960, 1009280, 1276736, 1516124, 1595920, 1655767, 1895155, 2553472, 3032248, 3191840, 3311534, 3790310, 6064496, 6383680, 6623068, 7580620, 8278835, 12128992, 12767360, 13246136, 15161240, 16557670, 24257984, 26492272, 30322480, 31459573, 33115340, 48515968, 52984544, 60644960, 62919146, 66230680, 105969088, 121289920, 125838292, 132461360, 157297865, 211938176, 242579840, 251676584, 264922720, 314595730, 503353168, 529845440, 629191460, 1006706336, 1059690880, 1258382920, 2013412672, 2516765840, 4026825344, 5033531680, 10067063360, 20134126720]

約数ペア:

[(1, 20134126720), (2, 10067063360), (4, 5033531680), (5, 4026825344), (8, 2516765840), (10, 2013412672), (16, 1258382920), (19, 1059690880), (20, 1006706336), (32, 629191460), (38, 529845440), (40, 503353168), (64, 314595730), (76, 264922720), (80, 251676584), (83, 242579840), (95, 211938176), (128, 157297865), (152, 132461360), (160, 125838292), (166, 121289920), (190, 105969088), (304, 66230680), (320, 62919146), (332, 60644960), (380, 52984544), (415, 48515968), (608, 33115340), (640, 31459573), (664, 30322480), (760, 26492272), (830, 24257984), (1216, 16557670), (1328, 15161240), (1520, 13246136), (1577, 12767360), (1660, 12128992), (2432, 8278835), (2656, 7580620), (3040, 6623068), (3154, 6383680), (3320, 6064496), (5312, 3790310), (6080, 3311534), (6308, 3191840), (6640, 3032248), (7885, 2553472), (10624, 1895155), (12160, 1655767), (12616, 1595920), (13280, 1516124), (15770, 1276736), (19949, 1009280), (25232, 797960), (26560, 758062), (31540, 638368), (39898, 504640), (50464, 398980), (53120, 379031), (63080, 319184), (79796, 252320), (99745, 201856), (100928, 199490), (126160, 159592)]