4409180

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{491}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 9298800

約数和(自身を除く): 4889620

約数列:

[1, 2, 4, 5, 10, 20, 449, 491, 898, 982, 1796, 1964, 2245, 2455, 4490, 4910, 8980, 9820, 220459, 440918, 881836, 1102295, 2204590, 4409180]

約数ペア:

[(1, 4409180), (2, 2204590), (4, 1102295), (5, 881836), (10, 440918), (20, 220459), (449, 9820), (491, 8980), (898, 4910), (982, 4490), (1796, 2455), (1964, 2245)]