8805440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{3931}}^1$

素因数の和:3955

約数の個数: 56

約数和(自身を含む): 23969472

約数和(自身を除く): 15164032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 3931, 7862, 15724, 19655, 27517, 31448, 39310, 55034, 62896, 78620, 110068, 125792, 137585, 157240, 220136, 251584, 275170, 314480, 440272, 550340, 628960, 880544, 1100680, 1257920, 1761088, 2201360, 4402720, 8805440]

約数ペア:

[(1, 8805440), (2, 4402720), (4, 2201360), (5, 1761088), (7, 1257920), (8, 1100680), (10, 880544), (14, 628960), (16, 550340), (20, 440272), (28, 314480), (32, 275170), (35, 251584), (40, 220136), (56, 157240), (64, 137585), (70, 125792), (80, 110068), (112, 78620), (140, 62896), (160, 55034), (224, 39310), (280, 31448), (320, 27517), (448, 19655), (560, 15724), (1120, 7862), (2240, 3931)]