6398000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{457}}^1$

素因数の和:487

約数の個数: 80

約数和(自身を含む): 17719104

約数和(自身を除く): 11321104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 457, 500, 560, 700, 875, 914, 1000, 1400, 1750, 1828, 2000, 2285, 2800, 3199, 3500, 3656, 4570, 6398, 7000, 7312, 9140, 11425, 12796, 14000, 15995, 18280, 22850, 25592, 31990, 36560, 45700, 51184, 57125, 63980, 79975, 91400, 114250, 127960, 159950, 182800, 228500, 255920, 319900, 399875, 457000, 639800, 799750, 914000, 1279600, 1599500, 3199000, 6398000]

約数ペア:

[(1, 6398000), (2, 3199000), (4, 1599500), (5, 1279600), (7, 914000), (8, 799750), (10, 639800), (14, 457000), (16, 399875), (20, 319900), (25, 255920), (28, 228500), (35, 182800), (40, 159950), (50, 127960), (56, 114250), (70, 91400), (80, 79975), (100, 63980), (112, 57125), (125, 51184), (140, 45700), (175, 36560), (200, 31990), (250, 25592), (280, 22850), (350, 18280), (400, 15995), (457, 14000), (500, 12796), (560, 11425), (700, 9140), (875, 7312), (914, 7000), (1000, 6398), (1400, 4570), (1750, 3656), (1828, 3500), (2000, 3199), (2285, 2800)]