8540000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 120

約数和(自身を含む): 24404688

約数和(自身を除く): 15864688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 61, 70, 80, 100, 112, 122, 125, 140, 160, 175, 200, 224, 244, 250, 280, 305, 350, 400, 427, 488, 500, 560, 610, 625, 700, 800, 854, 875, 976, 1000, 1120, 1220, 1250, 1400, 1525, 1708, 1750, 1952, 2000, 2135, 2440, 2500, 2800, 3050, 3416, 3500, 4000, 4270, 4375, 4880, 5000, 5600, 6100, 6832, 7000, 7625, 8540, 8750, 9760, 10000, 10675, 12200, 13664, 14000, 15250, 17080, 17500, 20000, 21350, 24400, 28000, 30500, 34160, 35000, 38125, 42700, 48800, 53375, 61000, 68320, 70000, 76250, 85400, 106750, 122000, 140000, 152500, 170800, 213500, 244000, 266875, 305000, 341600, 427000, 533750, 610000, 854000, 1067500, 1220000, 1708000, 2135000, 4270000, 8540000]

約数ペア:

[(1, 8540000), (2, 4270000), (4, 2135000), (5, 1708000), (7, 1220000), (8, 1067500), (10, 854000), (14, 610000), (16, 533750), (20, 427000), (25, 341600), (28, 305000), (32, 266875), (35, 244000), (40, 213500), (50, 170800), (56, 152500), (61, 140000), (70, 122000), (80, 106750), (100, 85400), (112, 76250), (122, 70000), (125, 68320), (140, 61000), (160, 53375), (175, 48800), (200, 42700), (224, 38125), (244, 35000), (250, 34160), (280, 30500), (305, 28000), (350, 24400), (400, 21350), (427, 20000), (488, 17500), (500, 17080), (560, 15250), (610, 14000), (625, 13664), (700, 12200), (800, 10675), (854, 10000), (875, 9760), (976, 8750), (1000, 8540), (1120, 7625), (1220, 7000), (1250, 6832), (1400, 6100), (1525, 5600), (1708, 5000), (1750, 4880), (1952, 4375), (2000, 4270), (2135, 4000), (2440, 3500), (2500, 3416), (2800, 3050)]