6540760

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1619}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 14871600

約数和(自身を除く): 8330840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 1619, 2020, 3238, 4040, 6476, 8095, 12952, 16190, 32380, 64760, 163519, 327038, 654076, 817595, 1308152, 1635190, 3270380, 6540760]

約数ペア:

[(1, 6540760), (2, 3270380), (4, 1635190), (5, 1308152), (8, 817595), (10, 654076), (20, 327038), (40, 163519), (101, 64760), (202, 32380), (404, 16190), (505, 12952), (808, 8095), (1010, 6476), (1619, 4040), (2020, 3238)]