51867740

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{10091}}^1$

素因数の和:10357

約数の個数: 24

約数和(自身を含む): 109356912

約数和(自身を除く): 57489172

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 10091, 20182, 40364, 50455, 100910, 201820, 2593387, 5186774, 10373548, 12966935, 25933870, 51867740]

約数ペア:

[(1, 51867740), (2, 25933870), (4, 12966935), (5, 10373548), (10, 5186774), (20, 2593387), (257, 201820), (514, 100910), (1028, 50455), (1285, 40364), (2570, 20182), (5140, 10091)]