8464280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19237}}^1$

素因数の和:19259

約数の個数: 32

約数和(自身を含む): 20777040

約数和(自身を除く): 12312760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 19237, 38474, 76948, 96185, 153896, 192370, 211607, 384740, 423214, 769480, 846428, 1058035, 1692856, 2116070, 4232140, 8464280]

約数ペア:

[(1, 8464280), (2, 4232140), (4, 2116070), (5, 1692856), (8, 1058035), (10, 846428), (11, 769480), (20, 423214), (22, 384740), (40, 211607), (44, 192370), (55, 153896), (88, 96185), (110, 76948), (220, 38474), (440, 19237)]