30891180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{514853}}^1$

素因数の和:514865

約数の個数: 24

約数和(自身を含む): 86495472

約数和(自身を除く): 55604292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 514853, 1029706, 1544559, 2059412, 2574265, 3089118, 5148530, 6178236, 7722795, 10297060, 15445590, 30891180]

約数ペア:

[(1, 30891180), (2, 15445590), (3, 10297060), (4, 7722795), (5, 6178236), (6, 5148530), (10, 3089118), (12, 2574265), (15, 2059412), (20, 1544559), (30, 1029706), (60, 514853)]