9862820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 22837248

約数和(自身を除く): 12974428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 353, 508, 635, 706, 1270, 1397, 1412, 1765, 2540, 2794, 3530, 3883, 5588, 6985, 7060, 7766, 13970, 15532, 19415, 27940, 38830, 44831, 77660, 89662, 179324, 224155, 448310, 493141, 896620, 986282, 1972564, 2465705, 4931410, 9862820]

約数ペア:

[(1, 9862820), (2, 4931410), (4, 2465705), (5, 1972564), (10, 986282), (11, 896620), (20, 493141), (22, 448310), (44, 224155), (55, 179324), (110, 89662), (127, 77660), (220, 44831), (254, 38830), (353, 27940), (508, 19415), (635, 15532), (706, 13970), (1270, 7766), (1397, 7060), (1412, 6985), (1765, 5588), (2540, 3883), (2794, 3530)]