57887140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{28657}}^1$

素因数の和:28767

約数の個数: 24

約数和(自身を含む): 122770872

約数和(自身を除く): 64883732

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 28657, 57314, 114628, 143285, 286570, 573140, 2894357, 5788714, 11577428, 14471785, 28943570, 57887140]

約数ペア:

[(1, 57887140), (2, 28943570), (4, 14471785), (5, 11577428), (10, 5788714), (20, 2894357), (101, 573140), (202, 286570), (404, 143285), (505, 114628), (1010, 57314), (2020, 28657)]