26260840

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2111}}^1$

素因数の和:2433

約数の個数: 32

約数和(自身を含む): 59304960

約数和(自身を除く): 33044120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 1244, 1555, 2111, 2488, 3110, 4222, 6220, 8444, 10555, 12440, 16888, 21110, 42220, 84440, 656521, 1313042, 2626084, 3282605, 5252168, 6565210, 13130420, 26260840]

約数ペア:

[(1, 26260840), (2, 13130420), (4, 6565210), (5, 5252168), (8, 3282605), (10, 2626084), (20, 1313042), (40, 656521), (311, 84440), (622, 42220), (1244, 21110), (1555, 16888), (2111, 12440), (2488, 10555), (3110, 8444), (4222, 6220)]