2256845

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 16

約数和(自身を含む): 2827440

約数和(自身を除く): 570595

約数列:

[1, 5, 41, 101, 109, 205, 505, 545, 4141, 4469, 11009, 20705, 22345, 55045, 451369, 2256845]

約数ペア:

[(1, 2256845), (5, 451369), (41, 55045), (101, 22345), (109, 20705), (205, 11009), (505, 4469), (545, 4141)]