2208408970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12990641}}^1$

素因数の和:12990665

約数の個数: 16

約数和(自身を含む): 4208968008

約数和(自身を除く): 2000559038

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 12990641, 25981282, 64953205, 129906410, 220840897, 441681794, 1104204485, 2208408970]

約数ペア:

[(1, 2208408970), (2, 1104204485), (5, 441681794), (10, 220840897), (17, 129906410), (34, 64953205), (85, 25981282), (170, 12990641)]