39240040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{140143}}^1$

素因数の和:140161

約数の個数: 32

約数和(自身を含む): 100903680

約数和(自身を除く): 61663640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 140143, 280286, 560572, 700715, 981001, 1121144, 1401430, 1962002, 2802860, 3924004, 4905005, 5605720, 7848008, 9810010, 19620020, 39240040]

約数ペア:

[(1, 39240040), (2, 19620020), (4, 9810010), (5, 7848008), (7, 5605720), (8, 4905005), (10, 3924004), (14, 2802860), (20, 1962002), (28, 1401430), (35, 1121144), (40, 981001), (56, 700715), (70, 560572), (140, 280286), (280, 140143)]