4131080

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 9374400

約数和(自身を除く): 5243320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 743, 1112, 1390, 1486, 2780, 2972, 3715, 5560, 5944, 7430, 14860, 29720, 103277, 206554, 413108, 516385, 826216, 1032770, 2065540, 4131080]

約数ペア:

[(1, 4131080), (2, 2065540), (4, 1032770), (5, 826216), (8, 516385), (10, 413108), (20, 206554), (40, 103277), (139, 29720), (278, 14860), (556, 7430), (695, 5944), (743, 5560), (1112, 3715), (1390, 2972), (1486, 2780)]