243740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1741}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 585312

約数和(自身を除く): 341572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1741, 3482, 6964, 8705, 12187, 17410, 24374, 34820, 48748, 60935, 121870, 243740]

約数ペア:

[(1, 243740), (2, 121870), (4, 60935), (5, 48748), (7, 34820), (10, 24374), (14, 17410), (20, 12187), (28, 8705), (35, 6964), (70, 3482), (140, 1741)]