2000989690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28585567}}^1$

素因数の和:28585581

約数の個数: 16

約数和(自身を含む): 4116321792

約数和(自身を除く): 2115332102

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28585567, 57171134, 142927835, 200098969, 285855670, 400197938, 1000494845, 2000989690]

約数ペア:

[(1, 2000989690), (2, 1000494845), (5, 400197938), (7, 285855670), (10, 200098969), (14, 142927835), (35, 57171134), (70, 28585567)]