4004260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15401}}^1$

素因数の和:15423

約数の個数: 24

約数和(自身を含む): 9056376

約数和(自身を除く): 5052116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 15401, 30802, 61604, 77005, 154010, 200213, 308020, 400426, 800852, 1001065, 2002130, 4004260]

約数ペア:

[(1, 4004260), (2, 2002130), (4, 1001065), (5, 800852), (10, 400426), (13, 308020), (20, 200213), (26, 154010), (52, 77005), (65, 61604), (130, 30802), (260, 15401)]