75640040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{270143}}^1$

素因数の和:270161

約数の個数: 32

約数和(自身を含む): 194503680

約数和(自身を除く): 118863640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 270143, 540286, 1080572, 1350715, 1891001, 2161144, 2701430, 3782002, 5402860, 7564004, 9455005, 10805720, 15128008, 18910010, 37820020, 75640040]

約数ペア:

[(1, 75640040), (2, 37820020), (4, 18910010), (5, 15128008), (7, 10805720), (8, 9455005), (10, 7564004), (14, 5402860), (20, 3782002), (28, 2701430), (35, 2161144), (40, 1891001), (56, 1350715), (70, 1080572), (140, 540286), (280, 270143)]