487480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1741}}^1$

素因数の和:1759

約数の個数: 32

約数和(自身を含む): 1254240

約数和(自身を除く): 766760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1741, 3482, 6964, 8705, 12187, 13928, 17410, 24374, 34820, 48748, 60935, 69640, 97496, 121870, 243740, 487480]

約数ペア:

[(1, 487480), (2, 243740), (4, 121870), (5, 97496), (7, 69640), (8, 60935), (10, 48748), (14, 34820), (20, 24374), (28, 17410), (35, 13928), (40, 12187), (56, 8705), (70, 6964), (140, 3482), (280, 1741)]