1130805220

素因数分解:

$2^2\times 5^1\times {\mathrm{1973}}^1\times {\mathrm{28657}}^1$

素因数の和:30639

約数の個数: 24

約数和(自身を含む): 2375977464

約数和(自身を除く): 1245172244

約数列:

[1, 2, 4, 5, 10, 20, 1973, 3946, 7892, 9865, 19730, 28657, 39460, 57314, 114628, 143285, 286570, 573140, 56540261, 113080522, 226161044, 282701305, 565402610, 1130805220]

約数ペア:

[(1, 1130805220), (2, 565402610), (4, 282701305), (5, 226161044), (10, 113080522), (20, 56540261), (1973, 573140), (3946, 286570), (7892, 143285), (9865, 114628), (19730, 57314), (28657, 39460)]