2004231680

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:828

約数の個数: 160

約数和(自身を含む): 5300875008

約数和(自身を除く): 3296643328

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 103, 110, 128, 160, 176, 206, 220, 256, 320, 352, 412, 440, 512, 515, 640, 691, 704, 824, 880, 1030, 1133, 1280, 1382, 1408, 1648, 1760, 2060, 2266, 2560, 2764, 2816, 3296, 3455, 3520, 4120, 4532, 5528, 5632, 5665, 6592, 6910, 7040, 7601, 8240, 9064, 11056, 11330, 13184, 13820, 14080, 15202, 16480, 18128, 22112, 22660, 26368, 27640, 28160, 30404, 32960, 36256, 38005, 44224, 45320, 52736, 55280, 60808, 65920, 71173, 72512, 76010, 88448, 90640, 110560, 121616, 131840, 142346, 145024, 152020, 176896, 181280, 221120, 243232, 263680, 284692, 290048, 304040, 353792, 355865, 362560, 442240, 486464, 569384, 580096, 608080, 711730, 725120, 782903, 884480, 972928, 1138768, 1216160, 1423460, 1450240, 1565806, 1768960, 1945856, 2277536, 2432320, 2846920, 2900480, 3131612, 3891712, 3914515, 4555072, 4864640, 5693840, 6263224, 7829030, 9110144, 9729280, 11387680, 12526448, 15658060, 18220288, 19458560, 22775360, 25052896, 31316120, 36440576, 45550720, 50105792, 62632240, 91101440, 100211584, 125264480, 182202880, 200423168, 250528960, 400846336, 501057920, 1002115840, 2004231680]

約数ペア:

[(1, 2004231680), (2, 1002115840), (4, 501057920), (5, 400846336), (8, 250528960), (10, 200423168), (11, 182202880), (16, 125264480), (20, 100211584), (22, 91101440), (32, 62632240), (40, 50105792), (44, 45550720), (55, 36440576), (64, 31316120), (80, 25052896), (88, 22775360), (103, 19458560), (110, 18220288), (128, 15658060), (160, 12526448), (176, 11387680), (206, 9729280), (220, 9110144), (256, 7829030), (320, 6263224), (352, 5693840), (412, 4864640), (440, 4555072), (512, 3914515), (515, 3891712), (640, 3131612), (691, 2900480), (704, 2846920), (824, 2432320), (880, 2277536), (1030, 1945856), (1133, 1768960), (1280, 1565806), (1382, 1450240), (1408, 1423460), (1648, 1216160), (1760, 1138768), (2060, 972928), (2266, 884480), (2560, 782903), (2764, 725120), (2816, 711730), (3296, 608080), (3455, 580096), (3520, 569384), (4120, 486464), (4532, 442240), (5528, 362560), (5632, 355865), (5665, 353792), (6592, 304040), (6910, 290048), (7040, 284692), (7601, 263680), (8240, 243232), (9064, 221120), (11056, 181280), (11330, 176896), (13184, 152020), (13820, 145024), (14080, 142346), (15202, 131840), (16480, 121616), (18128, 110560), (22112, 90640), (22660, 88448), (26368, 76010), (27640, 72512), (28160, 71173), (30404, 65920), (32960, 60808), (36256, 55280), (38005, 52736), (44224, 45320)]