85923880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{306871}}^1$

素因数の和:306889

約数の個数: 32

約数和(自身を含む): 220947840

約数和(自身を除く): 135023960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 306871, 613742, 1227484, 1534355, 2148097, 2454968, 3068710, 4296194, 6137420, 8592388, 10740485, 12274840, 17184776, 21480970, 42961940, 85923880]

約数ペア:

[(1, 85923880), (2, 42961940), (4, 21480970), (5, 17184776), (7, 12274840), (8, 10740485), (10, 8592388), (14, 6137420), (20, 4296194), (28, 3068710), (35, 2454968), (40, 2148097), (56, 1534355), (70, 1227484), (140, 613742), (280, 306871)]