2639260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10151}}^1$

素因数の和:10173

約数の個数: 24

約数和(自身を含む): 5969376

約数和(自身を除く): 3330116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10151, 20302, 40604, 50755, 101510, 131963, 203020, 263926, 527852, 659815, 1319630, 2639260]

約数ペア:

[(1, 2639260), (2, 1319630), (4, 659815), (5, 527852), (10, 263926), (13, 203020), (20, 131963), (26, 101510), (52, 50755), (65, 40604), (130, 20302), (260, 10151)]