20111001085

素因数分解:

$5^1\times 7^1\times {\mathrm{20023}}^1\times {\mathrm{28697}}^1$

素因数の和:48732

約数の個数: 16

約数和(自身を含む): 27583140096

約数和(自身を除く): 7472139011

約数列:

[1, 5, 7, 35, 20023, 28697, 100115, 140161, 143485, 200879, 700805, 1004395, 574600031, 2873000155, 4022200217, 20111001085]

約数ペア:

[(1, 20111001085), (5, 4022200217), (7, 2873000155), (35, 574600031), (20023, 1004395), (28697, 700805), (100115, 200879), (140161, 143485)]