22031480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12809}}^1$

素因数の和:12863

約数の個数: 32

約数和(自身を含む): 50727600

約数和(自身を除く): 28696120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 12809, 25618, 51236, 64045, 102472, 128090, 256180, 512360, 550787, 1101574, 2203148, 2753935, 4406296, 5507870, 11015740, 22031480]

約数ペア:

[(1, 22031480), (2, 11015740), (4, 5507870), (5, 4406296), (8, 2753935), (10, 2203148), (20, 1101574), (40, 550787), (43, 512360), (86, 256180), (172, 128090), (215, 102472), (344, 64045), (430, 51236), (860, 25618), (1720, 12809)]