12488000

素因数分解:

$2^6\times 5^3\times 7^1\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 112

約数和(自身を含む): 35503104

約数和(自身を除く): 23015104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 140, 160, 175, 200, 223, 224, 250, 280, 320, 350, 400, 446, 448, 500, 560, 700, 800, 875, 892, 1000, 1115, 1120, 1400, 1561, 1600, 1750, 1784, 2000, 2230, 2240, 2800, 3122, 3500, 3568, 4000, 4460, 5575, 5600, 6244, 7000, 7136, 7805, 8000, 8920, 11150, 11200, 12488, 14000, 14272, 15610, 17840, 22300, 24976, 27875, 28000, 31220, 35680, 39025, 44600, 49952, 55750, 56000, 62440, 71360, 78050, 89200, 99904, 111500, 124880, 156100, 178400, 195125, 223000, 249760, 312200, 356800, 390250, 446000, 499520, 624400, 780500, 892000, 1248800, 1561000, 1784000, 2497600, 3122000, 6244000, 12488000]

約数ペア:

[(1, 12488000), (2, 6244000), (4, 3122000), (5, 2497600), (7, 1784000), (8, 1561000), (10, 1248800), (14, 892000), (16, 780500), (20, 624400), (25, 499520), (28, 446000), (32, 390250), (35, 356800), (40, 312200), (50, 249760), (56, 223000), (64, 195125), (70, 178400), (80, 156100), (100, 124880), (112, 111500), (125, 99904), (140, 89200), (160, 78050), (175, 71360), (200, 62440), (223, 56000), (224, 55750), (250, 49952), (280, 44600), (320, 39025), (350, 35680), (400, 31220), (446, 28000), (448, 27875), (500, 24976), (560, 22300), (700, 17840), (800, 15610), (875, 14272), (892, 14000), (1000, 12488), (1115, 11200), (1120, 11150), (1400, 8920), (1561, 8000), (1600, 7805), (1750, 7136), (1784, 7000), (2000, 6244), (2230, 5600), (2240, 5575), (2800, 4460), (3122, 4000), (3500, 3568)]