9938860

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1153}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 20938176

約数和(自身を除く): 10999316

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1153, 1724, 2155, 2306, 4310, 4612, 5765, 8620, 11530, 23060, 496943, 993886, 1987772, 2484715, 4969430, 9938860]

約数ペア:

[(1, 9938860), (2, 4969430), (4, 2484715), (5, 1987772), (10, 993886), (20, 496943), (431, 23060), (862, 11530), (1153, 8620), (1724, 5765), (2155, 4612), (2306, 4310)]