20009660000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4787}}^1$

素因数の和:4847

約数の個数: 240

約数和(自身を含む): 56540151360

約数和(自身を除く): 36530491360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 125, 152, 160, 176, 190, 200, 209, 220, 250, 275, 304, 352, 380, 400, 418, 440, 475, 500, 550, 608, 625, 760, 800, 836, 880, 950, 1000, 1045, 1100, 1250, 1375, 1520, 1672, 1760, 1900, 2000, 2090, 2200, 2375, 2500, 2750, 3040, 3344, 3800, 4000, 4180, 4400, 4750, 4787, 5000, 5225, 5500, 6688, 6875, 7600, 8360, 8800, 9500, 9574, 10000, 10450, 11000, 11875, 13750, 15200, 16720, 19000, 19148, 20000, 20900, 22000, 23750, 23935, 26125, 27500, 33440, 38000, 38296, 41800, 44000, 47500, 47870, 52250, 52657, 55000, 76000, 76592, 83600, 90953, 95000, 95740, 104500, 105314, 110000, 119675, 130625, 153184, 167200, 181906, 190000, 191480, 209000, 210628, 220000, 239350, 261250, 263285, 363812, 380000, 382960, 418000, 421256, 454765, 478700, 522500, 526570, 598375, 727624, 765920, 836000, 842512, 909530, 957400, 1000483, 1045000, 1053140, 1196750, 1316425, 1455248, 1685024, 1819060, 1914800, 2000966, 2090000, 2106280, 2273825, 2393500, 2632850, 2910496, 2991875, 3638120, 3829600, 4001932, 4180000, 4212560, 4547650, 4787000, 5002415, 5265700, 5983750, 6582125, 7276240, 8003864, 8425120, 9095300, 9574000, 10004830, 10531400, 11369125, 11967500, 13164250, 14552480, 16007728, 18190600, 19148000, 20009660, 21062800, 22738250, 23935000, 25012075, 26328500, 32015456, 32910625, 36381200, 40019320, 42125600, 45476500, 47870000, 50024150, 52657000, 56845625, 65821250, 72762400, 80038640, 90953000, 95740000, 100048300, 105314000, 113691250, 125060375, 131642500, 160077280, 181906000, 200096600, 210628000, 227382500, 250120750, 263285000, 363812000, 400193200, 454765000, 500241500, 526570000, 625301875, 800386400, 909530000, 1000483000, 1053140000, 1250603750, 1819060000, 2000966000, 2501207500, 4001932000, 5002415000, 10004830000, 20009660000]

約数ペア:

[(1, 20009660000), (2, 10004830000), (4, 5002415000), (5, 4001932000), (8, 2501207500), (10, 2000966000), (11, 1819060000), (16, 1250603750), (19, 1053140000), (20, 1000483000), (22, 909530000), (25, 800386400), (32, 625301875), (38, 526570000), (40, 500241500), (44, 454765000), (50, 400193200), (55, 363812000), (76, 263285000), (80, 250120750), (88, 227382500), (95, 210628000), (100, 200096600), (110, 181906000), (125, 160077280), (152, 131642500), (160, 125060375), (176, 113691250), (190, 105314000), (200, 100048300), (209, 95740000), (220, 90953000), (250, 80038640), (275, 72762400), (304, 65821250), (352, 56845625), (380, 52657000), (400, 50024150), (418, 47870000), (440, 45476500), (475, 42125600), (500, 40019320), (550, 36381200), (608, 32910625), (625, 32015456), (760, 26328500), (800, 25012075), (836, 23935000), (880, 22738250), (950, 21062800), (1000, 20009660), (1045, 19148000), (1100, 18190600), (1250, 16007728), (1375, 14552480), (1520, 13164250), (1672, 11967500), (1760, 11369125), (1900, 10531400), (2000, 10004830), (2090, 9574000), (2200, 9095300), (2375, 8425120), (2500, 8003864), (2750, 7276240), (3040, 6582125), (3344, 5983750), (3800, 5265700), (4000, 5002415), (4180, 4787000), (4400, 4547650), (4750, 4212560), (4787, 4180000), (5000, 4001932), (5225, 3829600), (5500, 3638120), (6688, 2991875), (6875, 2910496), (7600, 2632850), (8360, 2393500), (8800, 2273825), (9500, 2106280), (9574, 2090000), (10000, 2000966), (10450, 1914800), (11000, 1819060), (11875, 1685024), (13750, 1455248), (15200, 1316425), (16720, 1196750), (19000, 1053140), (19148, 1045000), (20000, 1000483), (20900, 957400), (22000, 909530), (23750, 842512), (23935, 836000), (26125, 765920), (27500, 727624), (33440, 598375), (38000, 526570), (38296, 522500), (41800, 478700), (44000, 454765), (47500, 421256), (47870, 418000), (52250, 382960), (52657, 380000), (55000, 363812), (76000, 263285), (76592, 261250), (83600, 239350), (90953, 220000), (95000, 210628), (95740, 209000), (104500, 191480), (105314, 190000), (110000, 181906), (119675, 167200), (130625, 153184)]