2878565510

素因数分解:

$2^1\times 5^1\times {\mathrm{2011}}^1\times {\mathrm{143141}}^1$

素因数の和:145159

約数の個数: 16

約数和(自身を含む): 5184030672

約数和(自身を除く): 2305465162

約数列:

[1, 2, 5, 10, 2011, 4022, 10055, 20110, 143141, 286282, 715705, 1431410, 287856551, 575713102, 1439282755, 2878565510]

約数ペア:

[(1, 2878565510), (2, 1439282755), (5, 575713102), (10, 287856551), (2011, 1431410), (4022, 715705), (10055, 286282), (20110, 143141)]