20122894400

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{6991}}^1$

素因数の和:7277

約数の個数: 168

約数和(自身を含む): 56816768256

約数和(自身を除く): 36693873856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 257, 280, 320, 350, 400, 448, 514, 560, 700, 800, 1028, 1120, 1285, 1400, 1600, 1799, 2056, 2240, 2570, 2800, 3598, 4112, 5140, 5600, 6425, 6991, 7196, 8224, 8995, 10280, 11200, 12850, 13982, 14392, 16448, 17990, 20560, 25700, 27964, 28784, 34955, 35980, 41120, 44975, 48937, 51400, 55928, 57568, 69910, 71960, 82240, 89950, 97874, 102800, 111856, 115136, 139820, 143920, 174775, 179900, 195748, 205600, 223712, 244685, 279640, 287840, 349550, 359800, 391496, 411200, 447424, 489370, 559280, 575680, 699100, 719600, 782992, 978740, 1118560, 1223425, 1398200, 1439200, 1565984, 1796687, 1957480, 2237120, 2446850, 2796400, 2878400, 3131968, 3593374, 3914960, 4893700, 5592800, 7186748, 7829920, 8983435, 9787400, 11185600, 12576809, 14373496, 15659840, 17966870, 19574800, 25153618, 28746992, 35933740, 39149600, 44917175, 50307236, 57493984, 62884045, 71867480, 78299200, 89834350, 100614472, 114987968, 125768090, 143734960, 179668700, 201228944, 251536180, 287469920, 314420225, 359337400, 402457888, 503072360, 574939840, 628840450, 718674800, 804915776, 1006144720, 1257680900, 1437349600, 2012289440, 2515361800, 2874699200, 4024578880, 5030723600, 10061447200, 20122894400]

約数ペア:

[(1, 20122894400), (2, 10061447200), (4, 5030723600), (5, 4024578880), (7, 2874699200), (8, 2515361800), (10, 2012289440), (14, 1437349600), (16, 1257680900), (20, 1006144720), (25, 804915776), (28, 718674800), (32, 628840450), (35, 574939840), (40, 503072360), (50, 402457888), (56, 359337400), (64, 314420225), (70, 287469920), (80, 251536180), (100, 201228944), (112, 179668700), (140, 143734960), (160, 125768090), (175, 114987968), (200, 100614472), (224, 89834350), (257, 78299200), (280, 71867480), (320, 62884045), (350, 57493984), (400, 50307236), (448, 44917175), (514, 39149600), (560, 35933740), (700, 28746992), (800, 25153618), (1028, 19574800), (1120, 17966870), (1285, 15659840), (1400, 14373496), (1600, 12576809), (1799, 11185600), (2056, 9787400), (2240, 8983435), (2570, 7829920), (2800, 7186748), (3598, 5592800), (4112, 4893700), (5140, 3914960), (5600, 3593374), (6425, 3131968), (6991, 2878400), (7196, 2796400), (8224, 2446850), (8995, 2237120), (10280, 1957480), (11200, 1796687), (12850, 1565984), (13982, 1439200), (14392, 1398200), (16448, 1223425), (17990, 1118560), (20560, 978740), (25700, 782992), (27964, 719600), (28784, 699100), (34955, 575680), (35980, 559280), (41120, 489370), (44975, 447424), (48937, 411200), (51400, 391496), (55928, 359800), (57568, 349550), (69910, 287840), (71960, 279640), (82240, 244685), (89950, 223712), (97874, 205600), (102800, 195748), (111856, 179900), (115136, 174775), (139820, 143920)]