28504820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61967}}^1$

素因数の和:61999

約数の個数: 24

約数和(自身を含む): 62463744

約数和(自身を除く): 33958924

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 61967, 123934, 247868, 309835, 619670, 1239340, 1425241, 2850482, 5700964, 7126205, 14252410, 28504820]

約数ペア:

[(1, 28504820), (2, 14252410), (4, 7126205), (5, 5700964), (10, 2850482), (20, 1425241), (23, 1239340), (46, 619670), (92, 309835), (115, 247868), (230, 123934), (460, 61967)]