2649113840

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{624791}}^1$

素因数の和:624857

約数の個数: 40

約数和(自身を含む): 6275410848

約数和(自身を除く): 3626297008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 624791, 1249582, 2499164, 3123955, 4998328, 6247910, 9996656, 12495820, 24991640, 33113923, 49983280, 66227846, 132455692, 165569615, 264911384, 331139230, 529822768, 662278460, 1324556920, 2649113840]

約数ペア:

[(1, 2649113840), (2, 1324556920), (4, 662278460), (5, 529822768), (8, 331139230), (10, 264911384), (16, 165569615), (20, 132455692), (40, 66227846), (53, 49983280), (80, 33113923), (106, 24991640), (212, 12495820), (265, 9996656), (424, 6247910), (530, 4998328), (848, 3123955), (1060, 2499164), (2120, 1249582), (4240, 624791)]