12766780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49103}}^1$

素因数の和:49125

約数の個数: 24

約数和(自身を含む): 28873152

約数和(自身を除く): 16106372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49103, 98206, 196412, 245515, 491030, 638339, 982060, 1276678, 2553356, 3191695, 6383390, 12766780]

約数ペア:

[(1, 12766780), (2, 6383390), (4, 3191695), (5, 2553356), (10, 1276678), (13, 982060), (20, 638339), (26, 491030), (52, 245515), (65, 196412), (130, 98206), (260, 49103)]