38421740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{274441}}^1$

素因数の和:274457

約数の個数: 24

約数和(自身を含む): 92212512

約数和(自身を除く): 53790772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 274441, 548882, 1097764, 1372205, 1921087, 2744410, 3842174, 5488820, 7684348, 9605435, 19210870, 38421740]

約数ペア:

[(1, 38421740), (2, 19210870), (4, 9605435), (5, 7684348), (7, 5488820), (10, 3842174), (14, 2744410), (20, 1921087), (28, 1372205), (35, 1097764), (70, 548882), (140, 274441)]