128465470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{2687}}^1$

素因数の和:3384

約数の個数: 32

約数和(自身を含む): 264757248

約数和(自身を除く): 136291778

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 683, 1366, 2687, 3415, 4781, 5374, 6830, 9562, 13435, 18809, 23905, 26870, 37618, 47810, 94045, 188090, 1835221, 3670442, 9176105, 12846547, 18352210, 25693094, 64232735, 128465470]

約数ペア:

[(1, 128465470), (2, 64232735), (5, 25693094), (7, 18352210), (10, 12846547), (14, 9176105), (35, 3670442), (70, 1835221), (683, 188090), (1366, 94045), (2687, 47810), (3415, 37618), (4781, 26870), (5374, 23905), (6830, 18809), (9562, 13435)]