546485780

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{129499}}^1$

素因数の和:129719

約数の個数: 24

約数和(自身を含む): 1153068000

約数和(自身を除く): 606582220

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 129499, 258998, 517996, 647495, 1294990, 2589980, 27324289, 54648578, 109297156, 136621445, 273242890, 546485780]

約数ペア:

[(1, 546485780), (2, 273242890), (4, 136621445), (5, 109297156), (10, 54648578), (20, 27324289), (211, 2589980), (422, 1294990), (844, 647495), (1055, 517996), (2110, 258998), (4220, 129499)]