8854120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20123}}^1$

素因数の和:20145

約数の個数: 32

約数和(自身を含む): 21733920

約数和(自身を除く): 12879800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20123, 40246, 80492, 100615, 160984, 201230, 221353, 402460, 442706, 804920, 885412, 1106765, 1770824, 2213530, 4427060, 8854120]

約数ペア:

[(1, 8854120), (2, 4427060), (4, 2213530), (5, 1770824), (8, 1106765), (10, 885412), (11, 804920), (20, 442706), (22, 402460), (40, 221353), (44, 201230), (55, 160984), (88, 100615), (110, 80492), (220, 40246), (440, 20123)]