3012880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2897}}^1$

素因数の和:2923

約数の個数: 40

約数和(自身を含む): 7546392

約数和(自身を除く): 4533512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2897, 5794, 11588, 14485, 23176, 28970, 37661, 46352, 57940, 75322, 115880, 150644, 188305, 231760, 301288, 376610, 602576, 753220, 1506440, 3012880]

約数ペア:

[(1, 3012880), (2, 1506440), (4, 753220), (5, 602576), (8, 376610), (10, 301288), (13, 231760), (16, 188305), (20, 150644), (26, 115880), (40, 75322), (52, 57940), (65, 46352), (80, 37661), (104, 28970), (130, 23176), (208, 14485), (260, 11588), (520, 5794), (1040, 2897)]