122123720

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{13691}}^1$

素因数の和:13925

約数の個数: 32

約数和(自身を含む): 276030720

約数和(自身を除く): 153907000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 13691, 27382, 54764, 68455, 109528, 136910, 273820, 547640, 3053093, 6106186, 12212372, 15265465, 24424744, 30530930, 61061860, 122123720]

約数ペア:

[(1, 122123720), (2, 61061860), (4, 30530930), (5, 24424744), (8, 15265465), (10, 12212372), (20, 6106186), (40, 3053093), (223, 547640), (446, 273820), (892, 136910), (1115, 109528), (1784, 68455), (2230, 54764), (4460, 27382), (8920, 13691)]