2054222210

素因数分解:

$2^1\times 5^1\times {\mathrm{16189}}^1\times {\mathrm{12689}}^1$

素因数の和:28885

約数の個数: 16

約数和(自身を含む): 3698119800

約数和(自身を除く): 1643897590

約数列:

[1, 2, 5, 10, 12689, 16189, 25378, 32378, 63445, 80945, 126890, 161890, 205422221, 410844442, 1027111105, 2054222210]

約数ペア:

[(1, 2054222210), (2, 1027111105), (5, 410844442), (10, 205422221), (12689, 161890), (16189, 126890), (25378, 80945), (32378, 63445)]