26390260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101501}}^1$

素因数の和:101523

約数の個数: 24

約数和(自身を含む): 59683176

約数和(自身を除く): 33292916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 101501, 203002, 406004, 507505, 1015010, 1319513, 2030020, 2639026, 5278052, 6597565, 13195130, 26390260]

約数ペア:

[(1, 26390260), (2, 13195130), (4, 6597565), (5, 5278052), (10, 2639026), (13, 2030020), (20, 1319513), (26, 1015010), (52, 507505), (65, 406004), (130, 203002), (260, 101501)]