2212690

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:957

約数の個数: 16

約数和(自身を含む): 3999960

約数和(自身を除く): 1787270

約数列:

[1, 2, 5, 10, 409, 541, 818, 1082, 2045, 2705, 4090, 5410, 221269, 442538, 1106345, 2212690]

約数ペア:

[(1, 2212690), (2, 1106345), (5, 442538), (10, 221269), (409, 5410), (541, 4090), (818, 2705), (1082, 2045)]