8207980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37309}}^1$

素因数の和:37329

約数の個数: 24

約数和(自身を含む): 18804240

約数和(自身を除く): 10596260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 37309, 74618, 149236, 186545, 373090, 410399, 746180, 820798, 1641596, 2051995, 4103990, 8207980]

約数ペア:

[(1, 8207980), (2, 4103990), (4, 2051995), (5, 1641596), (10, 820798), (11, 746180), (20, 410399), (22, 373090), (44, 186545), (55, 149236), (110, 74618), (220, 37309)]