123076880

素因数分解:

$2^4\times 5^1\times {\mathrm{1538461}}^1$

素因数の和:1538474

約数の個数: 20

約数和(自身を含む): 286153932

約数和(自身を除く): 163077052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1538461, 3076922, 6153844, 7692305, 12307688, 15384610, 24615376, 30769220, 61538440, 123076880]

約数ペア:

[(1, 123076880), (2, 61538440), (4, 30769220), (5, 24615376), (8, 15384610), (10, 12307688), (16, 7692305), (20, 6153844), (40, 3076922), (80, 1538461)]