15801340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6221}}^1$

素因数の和:6357

約数の個数: 24

約数和(自身を含む): 33449472

約数和(自身を除く): 17648132

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 6221, 12442, 24884, 31105, 62210, 124420, 790067, 1580134, 3160268, 3950335, 7900670, 15801340]

約数ペア:

[(1, 15801340), (2, 7900670), (4, 3950335), (5, 3160268), (10, 1580134), (20, 790067), (127, 124420), (254, 62210), (508, 31105), (635, 24884), (1270, 12442), (2540, 6221)]