8387120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{881}}^1$

素因数の和:918

約数の個数: 80

約数和(自身を含む): 23623488

約数和(自身を除く): 15236368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 881, 952, 1190, 1360, 1762, 1904, 2380, 3524, 4405, 4760, 6167, 7048, 8810, 9520, 12334, 14096, 14977, 17620, 24668, 29954, 30835, 35240, 49336, 59908, 61670, 70480, 74885, 98672, 104839, 119816, 123340, 149770, 209678, 239632, 246680, 299540, 419356, 493360, 524195, 599080, 838712, 1048390, 1198160, 1677424, 2096780, 4193560, 8387120]

約数ペア:

[(1, 8387120), (2, 4193560), (4, 2096780), (5, 1677424), (7, 1198160), (8, 1048390), (10, 838712), (14, 599080), (16, 524195), (17, 493360), (20, 419356), (28, 299540), (34, 246680), (35, 239632), (40, 209678), (56, 149770), (68, 123340), (70, 119816), (80, 104839), (85, 98672), (112, 74885), (119, 70480), (136, 61670), (140, 59908), (170, 49336), (238, 35240), (272, 30835), (280, 29954), (340, 24668), (476, 17620), (560, 14977), (595, 14096), (680, 12334), (881, 9520), (952, 8810), (1190, 7048), (1360, 6167), (1762, 4760), (1904, 4405), (2380, 3524)]