320423672

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{3931}}^1$

素因数の和:4403

約数の個数: 32

約数和(自身を含む): 628490880

約数和(自身を除く): 308067208

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 443, 886, 1772, 3544, 3931, 7862, 10189, 15724, 20378, 31448, 40756, 81512, 90413, 180826, 361652, 723304, 1741433, 3482866, 6965732, 13931464, 40052959, 80105918, 160211836, 320423672]

約数ペア:

[(1, 320423672), (2, 160211836), (4, 80105918), (8, 40052959), (23, 13931464), (46, 6965732), (92, 3482866), (184, 1741433), (443, 723304), (886, 361652), (1772, 180826), (3544, 90413), (3931, 81512), (7862, 40756), (10189, 31448), (15724, 20378)]