202270857980

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{39352307}}^1$

素因数の和:39352573

約数の個数: 24

約数和(自身を含む): 426421609488

約数和(自身を除く): 224150751508

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 39352307, 78704614, 157409228, 196761535, 393523070, 787046140, 10113542899, 20227085798, 40454171596, 50567714495, 101135428990, 202270857980]

約数ペア:

[(1, 202270857980), (2, 101135428990), (4, 50567714495), (5, 40454171596), (10, 20227085798), (20, 10113542899), (257, 787046140), (514, 393523070), (1028, 196761535), (1285, 157409228), (2570, 78704614), (5140, 39352307)]