8531440

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2269}}^1$

素因数の和:2329

約数の個数: 40

約数和(自身を含む): 20266560

約数和(自身を除く): 11735120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 2269, 3760, 4538, 9076, 11345, 18152, 22690, 36304, 45380, 90760, 106643, 181520, 213286, 426572, 533215, 853144, 1066430, 1706288, 2132860, 4265720, 8531440]

約数ペア:

[(1, 8531440), (2, 4265720), (4, 2132860), (5, 1706288), (8, 1066430), (10, 853144), (16, 533215), (20, 426572), (40, 213286), (47, 181520), (80, 106643), (94, 90760), (188, 45380), (235, 36304), (376, 22690), (470, 18152), (752, 11345), (940, 9076), (1880, 4538), (2269, 3760)]