20347685760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{341863}}^1$

素因数の和:341916

約数の個数: 128

約数和(自身を含む): 66950645760

約数和(自身を除く): 46602960000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 29760, 59520, 341863, 683726, 1025589, 1367452, 1709315, 2051178, 2734904, 3418630, 4102356, 5127945, 5469808, 6837260, 8204712, 10255890, 10597753, 10939616, 13674520, 16409424, 20511780, 21195506, 21879232, 27349040, 31793259, 32818848, 41023560, 42391012, 43758464, 52988765, 54698080, 63586518, 65637696, 82047120, 84782024, 105977530, 109396160, 127173036, 131275392, 158966295, 164094240, 169564048, 211955060, 218792320, 254346072, 317932590, 328188480, 339128096, 423910120, 508692144, 635865180, 656376960, 678256192, 847820240, 1017384288, 1271730360, 1356512384, 1695640480, 2034768576, 2543460720, 3391280960, 4069537152, 5086921440, 6782561920, 10173842880, 20347685760]

約数ペア:

[(1, 20347685760), (2, 10173842880), (3, 6782561920), (4, 5086921440), (5, 4069537152), (6, 3391280960), (8, 2543460720), (10, 2034768576), (12, 1695640480), (15, 1356512384), (16, 1271730360), (20, 1017384288), (24, 847820240), (30, 678256192), (31, 656376960), (32, 635865180), (40, 508692144), (48, 423910120), (60, 339128096), (62, 328188480), (64, 317932590), (80, 254346072), (93, 218792320), (96, 211955060), (120, 169564048), (124, 164094240), (128, 158966295), (155, 131275392), (160, 127173036), (186, 109396160), (192, 105977530), (240, 84782024), (248, 82047120), (310, 65637696), (320, 63586518), (372, 54698080), (384, 52988765), (465, 43758464), (480, 42391012), (496, 41023560), (620, 32818848), (640, 31793259), (744, 27349040), (930, 21879232), (960, 21195506), (992, 20511780), (1240, 16409424), (1488, 13674520), (1860, 10939616), (1920, 10597753), (1984, 10255890), (2480, 8204712), (2976, 6837260), (3720, 5469808), (3968, 5127945), (4960, 4102356), (5952, 3418630), (7440, 2734904), (9920, 2051178), (11904, 1709315), (14880, 1367452), (19840, 1025589), (29760, 683726), (59520, 341863)]