2096180

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{643}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 4435872

約数和(自身を除く): 2339692

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 643, 652, 815, 1286, 1630, 2572, 3215, 3260, 6430, 12860, 104809, 209618, 419236, 524045, 1048090, 2096180]

約数ペア:

[(1, 2096180), (2, 1048090), (4, 524045), (5, 419236), (10, 209618), (20, 104809), (163, 12860), (326, 6430), (643, 3260), (652, 3215), (815, 2572), (1286, 1630)]