847990960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{246509}}^1$

素因数の和:246565

約数の個数: 40

約数和(自身を含む): 2017437840

約数和(自身を除く): 1169446880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 246509, 493018, 986036, 1232545, 1972072, 2465090, 3944144, 4930180, 9860360, 10599887, 19720720, 21199774, 42399548, 52999435, 84799096, 105998870, 169598192, 211997740, 423995480, 847990960]

約数ペア:

[(1, 847990960), (2, 423995480), (4, 211997740), (5, 169598192), (8, 105998870), (10, 84799096), (16, 52999435), (20, 42399548), (40, 21199774), (43, 19720720), (80, 10599887), (86, 9860360), (172, 4930180), (215, 3944144), (344, 2465090), (430, 1972072), (688, 1232545), (860, 986036), (1720, 493018), (3440, 246509)]