73643920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131507}}^1$

素因数の和:131527

約数の個数: 40

約数和(自身を含む): 195683904

約数和(自身を除く): 122039984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 131507, 263014, 526028, 657535, 920549, 1052056, 1315070, 1841098, 2104112, 2630140, 3682196, 4602745, 5260280, 7364392, 9205490, 10520560, 14728784, 18410980, 36821960, 73643920]

約数ペア:

[(1, 73643920), (2, 36821960), (4, 18410980), (5, 14728784), (7, 10520560), (8, 9205490), (10, 7364392), (14, 5260280), (16, 4602745), (20, 3682196), (28, 2630140), (35, 2104112), (40, 1841098), (56, 1315070), (70, 1052056), (80, 920549), (112, 657535), (140, 526028), (280, 263014), (560, 131507)]