219634210

素因数分解:

$2^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{21139}}^1$

素因数の和:22185

約数の個数: 16

約数和(自身を含む): 395740800

約数和(自身を除く): 176106590

約数列:

[1, 2, 5, 10, 1039, 2078, 5195, 10390, 21139, 42278, 105695, 211390, 21963421, 43926842, 109817105, 219634210]

約数ペア:

[(1, 219634210), (2, 109817105), (5, 43926842), (10, 21963421), (1039, 211390), (2078, 105695), (5195, 42278), (10390, 21139)]