56728520

素因数分解:

$2^3\times 5^1\times {\mathrm{1418213}}^1$

素因数の和:1418224

約数の個数: 16

約数和(自身を含む): 127639260

約数和(自身を除く): 70910740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1418213, 2836426, 5672852, 7091065, 11345704, 14182130, 28364260, 56728520]

約数ペア:

[(1, 56728520), (2, 28364260), (4, 14182130), (5, 11345704), (8, 7091065), (10, 5672852), (20, 2836426), (40, 1418213)]