41440000

素因数分解:

$2^8\times 5^4\times 7^1\times {\mathrm{37}}^1$

素因数の和:80

約数の個数: 180

約数和(自身を含む): 121323664

約数和(自身を除く): 79883664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 64, 70, 74, 80, 100, 112, 125, 128, 140, 148, 160, 175, 185, 200, 224, 250, 256, 259, 280, 296, 320, 350, 370, 400, 448, 500, 518, 560, 592, 625, 640, 700, 740, 800, 875, 896, 925, 1000, 1036, 1120, 1184, 1250, 1280, 1295, 1400, 1480, 1600, 1750, 1792, 1850, 2000, 2072, 2240, 2368, 2500, 2590, 2800, 2960, 3200, 3500, 3700, 4000, 4144, 4375, 4480, 4625, 4736, 5000, 5180, 5600, 5920, 6400, 6475, 7000, 7400, 8000, 8288, 8750, 8960, 9250, 9472, 10000, 10360, 11200, 11840, 12950, 14000, 14800, 16000, 16576, 17500, 18500, 20000, 20720, 22400, 23125, 23680, 25900, 28000, 29600, 32000, 32375, 33152, 35000, 37000, 40000, 41440, 44800, 46250, 47360, 51800, 56000, 59200, 64750, 66304, 70000, 74000, 80000, 82880, 92500, 103600, 112000, 118400, 129500, 140000, 148000, 160000, 161875, 165760, 185000, 207200, 224000, 236800, 259000, 280000, 296000, 323750, 331520, 370000, 414400, 518000, 560000, 592000, 647500, 740000, 828800, 1036000, 1120000, 1184000, 1295000, 1480000, 1657600, 2072000, 2590000, 2960000, 4144000, 5180000, 5920000, 8288000, 10360000, 20720000, 41440000]

約数ペア:

[(1, 41440000), (2, 20720000), (4, 10360000), (5, 8288000), (7, 5920000), (8, 5180000), (10, 4144000), (14, 2960000), (16, 2590000), (20, 2072000), (25, 1657600), (28, 1480000), (32, 1295000), (35, 1184000), (37, 1120000), (40, 1036000), (50, 828800), (56, 740000), (64, 647500), (70, 592000), (74, 560000), (80, 518000), (100, 414400), (112, 370000), (125, 331520), (128, 323750), (140, 296000), (148, 280000), (160, 259000), (175, 236800), (185, 224000), (200, 207200), (224, 185000), (250, 165760), (256, 161875), (259, 160000), (280, 148000), (296, 140000), (320, 129500), (350, 118400), (370, 112000), (400, 103600), (448, 92500), (500, 82880), (518, 80000), (560, 74000), (592, 70000), (625, 66304), (640, 64750), (700, 59200), (740, 56000), (800, 51800), (875, 47360), (896, 46250), (925, 44800), (1000, 41440), (1036, 40000), (1120, 37000), (1184, 35000), (1250, 33152), (1280, 32375), (1295, 32000), (1400, 29600), (1480, 28000), (1600, 25900), (1750, 23680), (1792, 23125), (1850, 22400), (2000, 20720), (2072, 20000), (2240, 18500), (2368, 17500), (2500, 16576), (2590, 16000), (2800, 14800), (2960, 14000), (3200, 12950), (3500, 11840), (3700, 11200), (4000, 10360), (4144, 10000), (4375, 9472), (4480, 9250), (4625, 8960), (4736, 8750), (5000, 8288), (5180, 8000), (5600, 7400), (5920, 7000), (6400, 6475)]