57887440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55661}}^1$

素因数の和:55687

約数の個数: 40

約数和(自身を含む): 144943848

約数和(自身を除く): 87056408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 55661, 111322, 222644, 278305, 445288, 556610, 723593, 890576, 1113220, 1447186, 2226440, 2894372, 3617965, 4452880, 5788744, 7235930, 11577488, 14471860, 28943720, 57887440]

約数ペア:

[(1, 57887440), (2, 28943720), (4, 14471860), (5, 11577488), (8, 7235930), (10, 5788744), (13, 4452880), (16, 3617965), (20, 2894372), (26, 2226440), (40, 1447186), (52, 1113220), (65, 890576), (80, 723593), (104, 556610), (130, 445288), (208, 278305), (260, 222644), (520, 111322), (1040, 55661)]