2647210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2621}}^1$

素因数の和:2729

約数の個数: 16

約数和(自身を含む): 4813992

約数和(自身を除く): 2166782

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 2621, 5242, 13105, 26210, 264721, 529442, 1323605, 2647210]

約数ペア:

[(1, 2647210), (2, 1323605), (5, 529442), (10, 264721), (101, 26210), (202, 13105), (505, 5242), (1010, 2621)]