27556660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81049}}^1$

素因数の和:81075

約数の個数: 24

約数和(自身を含む): 61273800

約数和(自身を除く): 33717140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 81049, 162098, 324196, 405245, 810490, 1377833, 1620980, 2755666, 5511332, 6889165, 13778330, 27556660]

約数ペア:

[(1, 27556660), (2, 13778330), (4, 6889165), (5, 5511332), (10, 2755666), (17, 1620980), (20, 1377833), (34, 810490), (68, 405245), (85, 324196), (170, 162098), (340, 81049)]