2256040

素因数分解:

$2^3\times 5^1\times {\mathrm{56401}}^1$

素因数の和:56412

約数の個数: 16

約数和(自身を含む): 5076180

約数和(自身を除く): 2820140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 56401, 112802, 225604, 282005, 451208, 564010, 1128020, 2256040]

約数ペア:

[(1, 2256040), (2, 1128020), (4, 564010), (5, 451208), (8, 282005), (10, 225604), (20, 112802), (40, 56401)]