20111260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77351}}^1$

素因数の和:77373

約数の個数: 24

約数和(自身を含む): 45482976

約数和(自身を除く): 25371716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77351, 154702, 309404, 386755, 773510, 1005563, 1547020, 2011126, 4022252, 5027815, 10055630, 20111260]

約数ペア:

[(1, 20111260), (2, 10055630), (4, 5027815), (5, 4022252), (10, 2011126), (13, 1547020), (20, 1005563), (26, 773510), (52, 386755), (65, 309404), (130, 154702), (260, 77351)]