54807820

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{10663}}^1$

素因数の和:10929

約数の個数: 24

約数和(自身を含む): 115555104

約数和(自身を除く): 60747284

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 10663, 21326, 42652, 53315, 106630, 213260, 2740391, 5480782, 10961564, 13701955, 27403910, 54807820]

約数ペア:

[(1, 54807820), (2, 27403910), (4, 13701955), (5, 10961564), (10, 5480782), (20, 2740391), (257, 213260), (514, 106630), (1028, 53315), (1285, 42652), (2570, 21326), (5140, 10663)]