6916640

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 16511040

約数和(自身を除く): 9594400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 311, 556, 622, 695, 1112, 1244, 1390, 1555, 2224, 2488, 2780, 3110, 4448, 4976, 5560, 6220, 9952, 11120, 12440, 22240, 24880, 43229, 49760, 86458, 172916, 216145, 345832, 432290, 691664, 864580, 1383328, 1729160, 3458320, 6916640]

約数ペア:

[(1, 6916640), (2, 3458320), (4, 1729160), (5, 1383328), (8, 864580), (10, 691664), (16, 432290), (20, 345832), (32, 216145), (40, 172916), (80, 86458), (139, 49760), (160, 43229), (278, 24880), (311, 22240), (556, 12440), (622, 11120), (695, 9952), (1112, 6220), (1244, 5560), (1390, 4976), (1555, 4448), (2224, 3110), (2488, 2780)]