9004040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9787}}^1$

素因数の和:9821

約数の個数: 32

約数和(自身を含む): 21142080

約数和(自身を除く): 12138040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 9787, 19574, 39148, 48935, 78296, 97870, 195740, 225101, 391480, 450202, 900404, 1125505, 1800808, 2251010, 4502020, 9004040]

約数ペア:

[(1, 9004040), (2, 4502020), (4, 2251010), (5, 1800808), (8, 1125505), (10, 900404), (20, 450202), (23, 391480), (40, 225101), (46, 195740), (92, 97870), (115, 78296), (184, 48935), (230, 39148), (460, 19574), (920, 9787)]