12821470

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{2549}}^1$

素因数の和:3059

約数の個数: 16

約数和(自身を含む): 23133600

約数和(自身を除く): 10312130

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 2549, 5030, 5098, 12745, 25490, 1282147, 2564294, 6410735, 12821470]

約数ペア:

[(1, 12821470), (2, 6410735), (5, 2564294), (10, 1282147), (503, 25490), (1006, 12745), (2515, 5098), (2549, 5030)]