2605564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 4974480

約数和(自身を除く): 2368916

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 563, 1126, 1157, 2252, 2314, 4628, 7319, 14638, 29276, 50107, 100214, 200428, 651391, 1302782, 2605564]

約数ペア:

[(1, 2605564), (2, 1302782), (4, 651391), (13, 200428), (26, 100214), (52, 50107), (89, 29276), (178, 14638), (356, 7319), (563, 4628), (1126, 2314), (1157, 2252)]