8731880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12841}}^1$

素因数の和:12869

約数の個数: 32

約数和(自身を含む): 20804040

約数和(自身を除く): 12072160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 12841, 25682, 51364, 64205, 102728, 128410, 218297, 256820, 436594, 513640, 873188, 1091485, 1746376, 2182970, 4365940, 8731880]

約数ペア:

[(1, 8731880), (2, 4365940), (4, 2182970), (5, 1746376), (8, 1091485), (10, 873188), (17, 513640), (20, 436594), (34, 256820), (40, 218297), (68, 128410), (85, 102728), (136, 64205), (170, 51364), (340, 25682), (680, 12841)]