2780763070

素因数分解:

$2^1\times 5^1\times {\mathrm{2557}}^1\times {\mathrm{108751}}^1$

素因数の和:111315

約数の個数: 16

約数和(自身を含む): 5007377088

約数和(自身を除く): 2226614018

約数列:

[1, 2, 5, 10, 2557, 5114, 12785, 25570, 108751, 217502, 543755, 1087510, 278076307, 556152614, 1390381535, 2780763070]

約数ペア:

[(1, 2780763070), (2, 1390381535), (5, 556152614), (10, 278076307), (2557, 1087510), (5114, 543755), (12785, 217502), (25570, 108751)]