3122680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 7879680

約数和(自身を除く): 4757000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 151, 188, 220, 235, 302, 376, 440, 470, 517, 604, 755, 940, 1034, 1208, 1510, 1661, 1880, 2068, 2585, 3020, 3322, 4136, 5170, 6040, 6644, 7097, 8305, 10340, 13288, 14194, 16610, 20680, 28388, 33220, 35485, 56776, 66440, 70970, 78067, 141940, 156134, 283880, 312268, 390335, 624536, 780670, 1561340, 3122680]

約数ペア:

[(1, 3122680), (2, 1561340), (4, 780670), (5, 624536), (8, 390335), (10, 312268), (11, 283880), (20, 156134), (22, 141940), (40, 78067), (44, 70970), (47, 66440), (55, 56776), (88, 35485), (94, 33220), (110, 28388), (151, 20680), (188, 16610), (220, 14194), (235, 13288), (302, 10340), (376, 8305), (440, 7097), (470, 6644), (517, 6040), (604, 5170), (755, 4136), (940, 3322), (1034, 3020), (1208, 2585), (1510, 2068), (1661, 1880)]