9620980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28297}}^1$

素因数の和:28323

約数の個数: 24

約数和(自身を含む): 21393288

約数和(自身を除く): 11772308

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 28297, 56594, 113188, 141485, 282970, 481049, 565940, 962098, 1924196, 2405245, 4810490, 9620980]

約数ペア:

[(1, 9620980), (2, 4810490), (4, 2405245), (5, 1924196), (10, 962098), (17, 565940), (20, 481049), (34, 282970), (68, 141485), (85, 113188), (170, 56594), (340, 28297)]