7872080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5179}}^1$

素因数の和:5211

約数の個数: 40

約数和(自身を含む): 19269600

約数和(自身を除く): 11397520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5179, 10358, 20716, 25895, 41432, 51790, 82864, 98401, 103580, 196802, 207160, 393604, 414320, 492005, 787208, 984010, 1574416, 1968020, 3936040, 7872080]

約数ペア:

[(1, 7872080), (2, 3936040), (4, 1968020), (5, 1574416), (8, 984010), (10, 787208), (16, 492005), (19, 414320), (20, 393604), (38, 207160), (40, 196802), (76, 103580), (80, 98401), (95, 82864), (152, 51790), (190, 41432), (304, 25895), (380, 20716), (760, 10358), (1520, 5179)]