8266280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18787}}^1$

素因数の和:18809

約数の個数: 32

約数和(自身を含む): 20291040

約数和(自身を除く): 12024760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 18787, 37574, 75148, 93935, 150296, 187870, 206657, 375740, 413314, 751480, 826628, 1033285, 1653256, 2066570, 4133140, 8266280]

約数ペア:

[(1, 8266280), (2, 4133140), (4, 2066570), (5, 1653256), (8, 1033285), (10, 826628), (11, 751480), (20, 413314), (22, 375740), (40, 206657), (44, 187870), (55, 150296), (88, 93935), (110, 75148), (220, 37574), (440, 18787)]