256690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 558720

約数和(自身を除く): 302030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 193, 266, 386, 665, 965, 1330, 1351, 1930, 2702, 3667, 6755, 7334, 13510, 18335, 25669, 36670, 51338, 128345, 256690]

約数ペア:

[(1, 256690), (2, 128345), (5, 51338), (7, 36670), (10, 25669), (14, 18335), (19, 13510), (35, 7334), (38, 6755), (70, 3667), (95, 2702), (133, 1930), (190, 1351), (193, 1330), (266, 965), (386, 665)]