85867540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{390307}}^1$

素因数の和:390327

約数の個数: 24

約数和(自身を含む): 196715232

約数和(自身を除く): 110847692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 390307, 780614, 1561228, 1951535, 3903070, 4293377, 7806140, 8586754, 17173508, 21466885, 42933770, 85867540]

約数ペア:

[(1, 85867540), (2, 42933770), (4, 21466885), (5, 17173508), (10, 8586754), (11, 7806140), (20, 4293377), (22, 3903070), (44, 1951535), (55, 1561228), (110, 780614), (220, 390307)]