2574260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9901}}^1$

素因数の和:9923

約数の個数: 24

約数和(自身を含む): 5822376

約数和(自身を除く): 3248116

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9901, 19802, 39604, 49505, 99010, 128713, 198020, 257426, 514852, 643565, 1287130, 2574260]

約数ペア:

[(1, 2574260), (2, 1287130), (4, 643565), (5, 514852), (10, 257426), (13, 198020), (20, 128713), (26, 99010), (52, 49505), (65, 39604), (130, 19802), (260, 9901)]