6480520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8527}}^1$

素因数の和:8557

約数の個数: 32

約数和(自身を含む): 15350400

約数和(自身を除く): 8869880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 8527, 17054, 34108, 42635, 68216, 85270, 162013, 170540, 324026, 341080, 648052, 810065, 1296104, 1620130, 3240260, 6480520]

約数ペア:

[(1, 6480520), (2, 3240260), (4, 1620130), (5, 1296104), (8, 810065), (10, 648052), (19, 341080), (20, 324026), (38, 170540), (40, 162013), (76, 85270), (95, 68216), (152, 42635), (190, 34108), (380, 17054), (760, 8527)]