2138020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2017}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 4576824

約数和(自身を除く): 2438804

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2017, 4034, 8068, 10085, 20170, 40340, 106901, 213802, 427604, 534505, 1069010, 2138020]

約数ペア:

[(1, 2138020), (2, 1069010), (4, 534505), (5, 427604), (10, 213802), (20, 106901), (53, 40340), (106, 20170), (212, 10085), (265, 8068), (530, 4034), (1060, 2017)]