30485320

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1153}}^1$

素因数の和:1825

約数の個数: 32

約数和(自身を含む): 68755320

約数和(自身を除く): 38270000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1153, 1322, 2306, 2644, 3305, 4612, 5288, 5765, 6610, 9224, 11530, 13220, 23060, 26440, 46120, 762133, 1524266, 3048532, 3810665, 6097064, 7621330, 15242660, 30485320]

約数ペア:

[(1, 30485320), (2, 15242660), (4, 7621330), (5, 6097064), (8, 3810665), (10, 3048532), (20, 1524266), (40, 762133), (661, 46120), (1153, 26440), (1322, 23060), (2306, 13220), (2644, 11530), (3305, 9224), (4612, 6610), (5288, 5765)]