38440020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{640667}}^1$

素因数の和:640679

約数の個数: 24

約数和(自身を含む): 107632224

約数和(自身を除く): 69192204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 640667, 1281334, 1922001, 2562668, 3203335, 3844002, 6406670, 7688004, 9610005, 12813340, 19220010, 38440020]

約数ペア:

[(1, 38440020), (2, 19220010), (3, 12813340), (4, 9610005), (5, 7688004), (6, 6406670), (10, 3844002), (12, 3203335), (15, 2562668), (20, 1922001), (30, 1281334), (60, 640667)]