28365280

素因数分解:

$2^5\times 5^1\times {\mathrm{177283}}^1$

素因数の和:177298

約数の個数: 24

約数和(自身を含む): 67013352

約数和(自身を除く): 38648072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 177283, 354566, 709132, 886415, 1418264, 1772830, 2836528, 3545660, 5673056, 7091320, 14182640, 28365280]

約数ペア:

[(1, 28365280), (2, 14182640), (4, 7091320), (5, 5673056), (8, 3545660), (10, 2836528), (16, 1772830), (20, 1418264), (32, 886415), (40, 709132), (80, 354566), (160, 177283)]