55810820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214657}}^1$

素因数の和:214679

約数の個数: 24

約数和(自身を含む): 126218904

約数和(自身を除く): 70408084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 214657, 429314, 858628, 1073285, 2146570, 2790541, 4293140, 5581082, 11162164, 13952705, 27905410, 55810820]

約数ペア:

[(1, 55810820), (2, 27905410), (4, 13952705), (5, 11162164), (10, 5581082), (13, 4293140), (20, 2790541), (26, 2146570), (52, 1073285), (65, 858628), (130, 429314), (260, 214657)]