2720837090

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{250307}}^1$

素因数の和:251401

約数の個数: 16

約数和(自身を含む): 4902031872

約数和(自身を除く): 2181194782

約数列:

[1, 2, 5, 10, 1087, 2174, 5435, 10870, 250307, 500614, 1251535, 2503070, 272083709, 544167418, 1360418545, 2720837090]

約数ペア:

[(1, 2720837090), (2, 1360418545), (5, 544167418), (10, 272083709), (1087, 2503070), (2174, 1251535), (5435, 500614), (10870, 250307)]