123994360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{442837}}^1$

素因数の和:442855

約数の個数: 32

約数和(自身を含む): 318843360

約数和(自身を除く): 194849000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 442837, 885674, 1771348, 2214185, 3099859, 3542696, 4428370, 6199718, 8856740, 12399436, 15499295, 17713480, 24798872, 30998590, 61997180, 123994360]

約数ペア:

[(1, 123994360), (2, 61997180), (4, 30998590), (5, 24798872), (7, 17713480), (8, 15499295), (10, 12399436), (14, 8856740), (20, 6199718), (28, 4428370), (35, 3542696), (40, 3099859), (56, 2214185), (70, 1771348), (140, 885674), (280, 442837)]