51492580

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1949}}^1$

素因数の和:3279

約数の個数: 24

約数和(自身を含む): 108271800

約数和(自身を除く): 56779220

約数列:

[1, 2, 4, 5, 10, 20, 1321, 1949, 2642, 3898, 5284, 6605, 7796, 9745, 13210, 19490, 26420, 38980, 2574629, 5149258, 10298516, 12873145, 25746290, 51492580]

約数ペア:

[(1, 51492580), (2, 25746290), (4, 12873145), (5, 10298516), (10, 5149258), (20, 2574629), (1321, 38980), (1949, 26420), (2642, 19490), (3898, 13210), (5284, 9745), (6605, 7796)]