2800390

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2887}}^1$

素因数の和:2991

約数の個数: 16

約数和(自身を含む): 5094432

約数和(自身を除く): 2294042

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 2887, 5774, 14435, 28870, 280039, 560078, 1400195, 2800390]

約数ペア:

[(1, 2800390), (2, 1400195), (5, 560078), (10, 280039), (97, 28870), (194, 14435), (485, 5774), (970, 2887)]