2286820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 4851000

約数和(自身を除く): 2564180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1049, 1090, 2098, 2180, 4196, 5245, 10490, 20980, 114341, 228682, 457364, 571705, 1143410, 2286820]

約数ペア:

[(1, 2286820), (2, 1143410), (4, 571705), (5, 457364), (10, 228682), (20, 114341), (109, 20980), (218, 10490), (436, 5245), (545, 4196), (1049, 2180), (1090, 2098)]