20137510040

素因数分解:

$2^3\times 5^1\times {\mathrm{503437751}}^1$

素因数の和:503437762

約数の個数: 16

約数和(自身を含む): 45309397680

約数和(自身を除く): 25171887640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503437751, 1006875502, 2013751004, 2517188755, 4027502008, 5034377510, 10068755020, 20137510040]

約数ペア:

[(1, 20137510040), (2, 10068755020), (4, 5034377510), (5, 4027502008), (8, 2517188755), (10, 2013751004), (20, 1006875502), (40, 503437751)]