3305020

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 6978384

約数和(自身を除く): 3673364

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 643, 1028, 1285, 1286, 2570, 2572, 3215, 5140, 6430, 12860, 165251, 330502, 661004, 826255, 1652510, 3305020]

約数ペア:

[(1, 3305020), (2, 1652510), (4, 826255), (5, 661004), (10, 330502), (20, 165251), (257, 12860), (514, 6430), (643, 5140), (1028, 3215), (1285, 2572), (1286, 2570)]