2209648

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 4964960

約数和(自身を除く): 2755312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 181, 218, 362, 436, 724, 763, 872, 1267, 1448, 1526, 1744, 2534, 2896, 3052, 5068, 6104, 10136, 12208, 19729, 20272, 39458, 78916, 138103, 157832, 276206, 315664, 552412, 1104824, 2209648]

約数ペア:

[(1, 2209648), (2, 1104824), (4, 552412), (7, 315664), (8, 276206), (14, 157832), (16, 138103), (28, 78916), (56, 39458), (109, 20272), (112, 19729), (181, 12208), (218, 10136), (362, 6104), (436, 5068), (724, 3052), (763, 2896), (872, 2534), (1267, 1744), (1448, 1526)]