20533060

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2017}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 43225560

約数和(自身を除く): 22692500

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2017, 2036, 2545, 4034, 5090, 8068, 10085, 10180, 20170, 40340, 1026653, 2053306, 4106612, 5133265, 10266530, 20533060]

約数ペア:

[(1, 20533060), (2, 10266530), (4, 5133265), (5, 4106612), (10, 2053306), (20, 1026653), (509, 40340), (1018, 20170), (2017, 10180), (2036, 10085), (2545, 8068), (4034, 5090)]