6480040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23143}}^1$

素因数の和:23161

約数の個数: 32

約数和(自身を含む): 16663680

約数和(自身を除く): 10183640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 23143, 46286, 92572, 115715, 162001, 185144, 231430, 324002, 462860, 648004, 810005, 925720, 1296008, 1620010, 3240020, 6480040]

約数ペア:

[(1, 6480040), (2, 3240020), (4, 1620010), (5, 1296008), (7, 925720), (8, 810005), (10, 648004), (14, 462860), (20, 324002), (28, 231430), (35, 185144), (40, 162001), (56, 115715), (70, 92572), (140, 46286), (280, 23143)]