20340404

素因数分解:

$2^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{1259}}^1$

素因数の和:1847

約数の個数: 24

約数和(自身を含む): 40783680

約数和(自身を除く): 20443276

約数列:

[1, 2, 4, 7, 14, 28, 577, 1154, 1259, 2308, 2518, 4039, 5036, 8078, 8813, 16156, 17626, 35252, 726443, 1452886, 2905772, 5085101, 10170202, 20340404]

約数ペア:

[(1, 20340404), (2, 10170202), (4, 5085101), (7, 2905772), (14, 1452886), (28, 726443), (577, 35252), (1154, 17626), (1259, 16156), (2308, 8813), (2518, 8078), (4039, 5036)]