13223800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1787}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 31593960

約数和(自身を除く): 18370160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1787, 1850, 3574, 3700, 7148, 7400, 8935, 14296, 17870, 35740, 44675, 66119, 71480, 89350, 132238, 178700, 264476, 330595, 357400, 528952, 661190, 1322380, 1652975, 2644760, 3305950, 6611900, 13223800]

約数ペア:

[(1, 13223800), (2, 6611900), (4, 3305950), (5, 2644760), (8, 1652975), (10, 1322380), (20, 661190), (25, 528952), (37, 357400), (40, 330595), (50, 264476), (74, 178700), (100, 132238), (148, 89350), (185, 71480), (200, 66119), (296, 44675), (370, 35740), (740, 17870), (925, 14296), (1480, 8935), (1787, 7400), (1850, 7148), (3574, 3700)]