2016221540

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{392261}}^1$

素因数の和:392527

約数の個数: 24

約数和(自身を含む): 4250551032

約数和(自身を除く): 2234329492

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 392261, 784522, 1569044, 1961305, 3922610, 7845220, 100811077, 201622154, 403244308, 504055385, 1008110770, 2016221540]

約数ペア:

[(1, 2016221540), (2, 1008110770), (4, 504055385), (5, 403244308), (10, 201622154), (20, 100811077), (257, 7845220), (514, 3922610), (1028, 1961305), (1285, 1569044), (2570, 784522), (5140, 392261)]