20005937000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{77243}}^1$

素因数の和:77308

約数の個数: 128

約数和(自身を含む): 54948291840

約数和(自身を除く): 34942354840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 100, 125, 140, 148, 175, 185, 200, 250, 259, 280, 296, 350, 370, 500, 518, 700, 740, 875, 925, 1000, 1036, 1295, 1400, 1480, 1750, 1850, 2072, 2590, 3500, 3700, 4625, 5180, 6475, 7000, 7400, 9250, 10360, 12950, 18500, 25900, 32375, 37000, 51800, 64750, 77243, 129500, 154486, 259000, 308972, 386215, 540701, 617944, 772430, 1081402, 1544860, 1931075, 2162804, 2703505, 2857991, 3089720, 3862150, 4325608, 5407010, 5715982, 7724300, 9655375, 10814020, 11431964, 13517525, 14289955, 15448600, 19310750, 20005937, 21628040, 22863928, 27035050, 28579910, 38621500, 40011874, 54070100, 57159820, 67587625, 71449775, 77243000, 80023748, 100029685, 108140200, 114319640, 135175250, 142899550, 160047496, 200059370, 270350500, 285799100, 357248875, 400118740, 500148425, 540701000, 571598200, 714497750, 800237480, 1000296850, 1428995500, 2000593700, 2500742125, 2857991000, 4001187400, 5001484250, 10002968500, 20005937000]

約数ペア:

[(1, 20005937000), (2, 10002968500), (4, 5001484250), (5, 4001187400), (7, 2857991000), (8, 2500742125), (10, 2000593700), (14, 1428995500), (20, 1000296850), (25, 800237480), (28, 714497750), (35, 571598200), (37, 540701000), (40, 500148425), (50, 400118740), (56, 357248875), (70, 285799100), (74, 270350500), (100, 200059370), (125, 160047496), (140, 142899550), (148, 135175250), (175, 114319640), (185, 108140200), (200, 100029685), (250, 80023748), (259, 77243000), (280, 71449775), (296, 67587625), (350, 57159820), (370, 54070100), (500, 40011874), (518, 38621500), (700, 28579910), (740, 27035050), (875, 22863928), (925, 21628040), (1000, 20005937), (1036, 19310750), (1295, 15448600), (1400, 14289955), (1480, 13517525), (1750, 11431964), (1850, 10814020), (2072, 9655375), (2590, 7724300), (3500, 5715982), (3700, 5407010), (4625, 4325608), (5180, 3862150), (6475, 3089720), (7000, 2857991), (7400, 2703505), (9250, 2162804), (10360, 1931075), (12950, 1544860), (18500, 1081402), (25900, 772430), (32375, 617944), (37000, 540701), (51800, 386215), (64750, 308972), (77243, 259000), (129500, 154486)]