828759860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{128291}}^1$

素因数の和:128336

約数の個数: 48

約数和(自身を含む): 1939775040

約数和(自身を除く): 1111015180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 128291, 256582, 513164, 641455, 1282910, 2180947, 2437529, 2565820, 4361894, 4875058, 8723788, 9750116, 10904735, 12187645, 21809470, 24375290, 41437993, 43618940, 48750580, 82875986, 165751972, 207189965, 414379930, 828759860]

約数ペア:

[(1, 828759860), (2, 414379930), (4, 207189965), (5, 165751972), (10, 82875986), (17, 48750580), (19, 43618940), (20, 41437993), (34, 24375290), (38, 21809470), (68, 12187645), (76, 10904735), (85, 9750116), (95, 8723788), (170, 4875058), (190, 4361894), (323, 2565820), (340, 2437529), (380, 2180947), (646, 1282910), (1292, 641455), (1615, 513164), (3230, 256582), (6460, 128291)]