20272120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46073}}^1$

素因数の和:46095

約数の個数: 32

約数和(自身を含む): 49759920

約数和(自身を除く): 29487800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46073, 92146, 184292, 230365, 368584, 460730, 506803, 921460, 1013606, 1842920, 2027212, 2534015, 4054424, 5068030, 10136060, 20272120]

約数ペア:

[(1, 20272120), (2, 10136060), (4, 5068030), (5, 4054424), (8, 2534015), (10, 2027212), (11, 1842920), (20, 1013606), (22, 921460), (40, 506803), (44, 460730), (55, 368584), (88, 230365), (110, 184292), (220, 92146), (440, 46073)]