1640121956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{5581}}^1\times {\mathrm{6679}}^1$

素因数の和:12275

約数の個数: 24

約数和(自身を含む): 3132171840

約数和(自身を除く): 1492049884

約数列:

[1, 2, 4, 11, 22, 44, 5581, 6679, 11162, 13358, 22324, 26716, 61391, 73469, 122782, 146938, 245564, 293876, 37275499, 74550998, 149101996, 410030489, 820060978, 1640121956]

約数ペア:

[(1, 1640121956), (2, 820060978), (4, 410030489), (11, 149101996), (22, 74550998), (44, 37275499), (5581, 293876), (6679, 245564), (11162, 146938), (13358, 122782), (22324, 73469), (26716, 61391)]