188266040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4759}}^1$

素因数の和:4836

約数の個数: 64

約数和(自身を含む): 452390400

約数和(自身を除く): 264124360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 86, 92, 115, 172, 184, 215, 230, 344, 430, 460, 860, 920, 989, 1720, 1978, 3956, 4759, 4945, 7912, 9518, 9890, 19036, 19780, 23795, 38072, 39560, 47590, 95180, 109457, 190360, 204637, 218914, 409274, 437828, 547285, 818548, 875656, 1023185, 1094570, 1637096, 2046370, 2189140, 4092740, 4378280, 4706651, 8185480, 9413302, 18826604, 23533255, 37653208, 47066510, 94133020, 188266040]

約数ペア:

[(1, 188266040), (2, 94133020), (4, 47066510), (5, 37653208), (8, 23533255), (10, 18826604), (20, 9413302), (23, 8185480), (40, 4706651), (43, 4378280), (46, 4092740), (86, 2189140), (92, 2046370), (115, 1637096), (172, 1094570), (184, 1023185), (215, 875656), (230, 818548), (344, 547285), (430, 437828), (460, 409274), (860, 218914), (920, 204637), (989, 190360), (1720, 109457), (1978, 95180), (3956, 47590), (4759, 39560), (4945, 38072), (7912, 23795), (9518, 19780), (9890, 19036)]