5661820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2161}}^1$

素因数の和:2301

約数の個数: 24

約数和(自身を含む): 11986128

約数和(自身を除く): 6324308

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2161, 2620, 4322, 8644, 10805, 21610, 43220, 283091, 566182, 1132364, 1415455, 2830910, 5661820]

約数ペア:

[(1, 5661820), (2, 2830910), (4, 1415455), (5, 1132364), (10, 566182), (20, 283091), (131, 43220), (262, 21610), (524, 10805), (655, 8644), (1310, 4322), (2161, 2620)]