5402140

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1051}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 11399472

約数和(自身を除く): 5997332

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1051, 1285, 2102, 2570, 4204, 5140, 5255, 10510, 21020, 270107, 540214, 1080428, 1350535, 2701070, 5402140]

約数ペア:

[(1, 5402140), (2, 2701070), (4, 1350535), (5, 1080428), (10, 540214), (20, 270107), (257, 21020), (514, 10510), (1028, 5255), (1051, 5140), (1285, 4204), (2102, 2570)]