28434260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74827}}^1$

素因数の和:74855

約数の個数: 24

約数和(自身を含む): 62855520

約数和(自身を除く): 34421260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 74827, 149654, 299308, 374135, 748270, 1421713, 1496540, 2843426, 5686852, 7108565, 14217130, 28434260]

約数ペア:

[(1, 28434260), (2, 14217130), (4, 7108565), (5, 5686852), (10, 2843426), (19, 1496540), (20, 1421713), (38, 748270), (76, 374135), (95, 299308), (190, 149654), (380, 74827)]