54420860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209311}}^1$

素因数の和:209333

約数の個数: 24

約数和(自身を含む): 123075456

約数和(自身を除く): 68654596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 209311, 418622, 837244, 1046555, 2093110, 2721043, 4186220, 5442086, 10884172, 13605215, 27210430, 54420860]

約数ペア:

[(1, 54420860), (2, 27210430), (4, 13605215), (5, 10884172), (10, 5442086), (13, 4186220), (20, 2721043), (26, 2093110), (52, 1046555), (65, 837244), (130, 418622), (260, 209311)]