1951691569340

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{379706531}}^1$

素因数の和:379706797

約数の個数: 24

約数和(自身を含む): 4114499980752

約数和(自身を除く): 2162808411412

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 379706531, 759413062, 1518826124, 1898532655, 3797065310, 7594130620, 97584578467, 195169156934, 390338313868, 487922892335, 975845784670, 1951691569340]

約数ペア:

[(1, 1951691569340), (2, 975845784670), (4, 487922892335), (5, 390338313868), (10, 195169156934), (20, 97584578467), (257, 7594130620), (514, 3797065310), (1028, 1898532655), (1285, 1518826124), (2570, 759413062), (5140, 379706531)]