28439570

素因数分解:

$2^1\times 5^1\times {\mathrm{701}}^1\times {\mathrm{4057}}^1$

素因数の和:4765

約数の個数: 16

約数和(自身を含む): 51276888

約数和(自身を除く): 22837318

約数列:

[1, 2, 5, 10, 701, 1402, 3505, 4057, 7010, 8114, 20285, 40570, 2843957, 5687914, 14219785, 28439570]

約数ペア:

[(1, 28439570), (2, 14219785), (5, 5687914), (10, 2843957), (701, 40570), (1402, 20285), (3505, 8114), (4057, 7010)]