20855437440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1847}}^1\times {\mathrm{5881}}^1$

素因数の和:7750

約数の個数: 128

約数和(自身を含む): 66524008320

約数和(自身を除く): 45668570880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1847, 1920, 3694, 5541, 5881, 7388, 9235, 11082, 11762, 14776, 17643, 18470, 22164, 23524, 27705, 29405, 29552, 35286, 36940, 44328, 47048, 55410, 58810, 59104, 70572, 73880, 88215, 88656, 94096, 110820, 117620, 118208, 141144, 147760, 176430, 177312, 188192, 221640, 235240, 236416, 282288, 295520, 352860, 354624, 376384, 443280, 470480, 564576, 591040, 705720, 709248, 752768, 886560, 940960, 1129152, 1182080, 1411440, 1773120, 1881920, 2258304, 2822880, 3546240, 3763840, 5645760, 10862207, 11291520, 21724414, 32586621, 43448828, 54311035, 65173242, 86897656, 108622070, 130346484, 162933105, 173795312, 217244140, 260692968, 325866210, 347590624, 434488280, 521385936, 651732420, 695181248, 868976560, 1042771872, 1303464840, 1390362496, 1737953120, 2085543744, 2606929680, 3475906240, 4171087488, 5213859360, 6951812480, 10427718720, 20855437440]

約数ペア:

[(1, 20855437440), (2, 10427718720), (3, 6951812480), (4, 5213859360), (5, 4171087488), (6, 3475906240), (8, 2606929680), (10, 2085543744), (12, 1737953120), (15, 1390362496), (16, 1303464840), (20, 1042771872), (24, 868976560), (30, 695181248), (32, 651732420), (40, 521385936), (48, 434488280), (60, 347590624), (64, 325866210), (80, 260692968), (96, 217244140), (120, 173795312), (128, 162933105), (160, 130346484), (192, 108622070), (240, 86897656), (320, 65173242), (384, 54311035), (480, 43448828), (640, 32586621), (960, 21724414), (1847, 11291520), (1920, 10862207), (3694, 5645760), (5541, 3763840), (5881, 3546240), (7388, 2822880), (9235, 2258304), (11082, 1881920), (11762, 1773120), (14776, 1411440), (17643, 1182080), (18470, 1129152), (22164, 940960), (23524, 886560), (27705, 752768), (29405, 709248), (29552, 705720), (35286, 591040), (36940, 564576), (44328, 470480), (47048, 443280), (55410, 376384), (58810, 354624), (59104, 352860), (70572, 295520), (73880, 282288), (88215, 236416), (88656, 235240), (94096, 221640), (110820, 188192), (117620, 177312), (118208, 176430), (141144, 147760)]