200040002

素因数分解:

$2^1\times {\mathrm{73}}^2\times {\mathrm{137}}^2$

素因数の和:422

約数の個数: 18

約数和(自身を含む): 306463563

約数和(自身を除く): 106423561

約数列:

[1, 2, 73, 137, 146, 274, 5329, 10001, 10658, 18769, 20002, 37538, 730073, 1370137, 1460146, 2740274, 100020001, 200040002]

約数ペア:

[(1, 200040002), (2, 100020001), (73, 2740274), (137, 1460146), (146, 1370137), (274, 730073), (5329, 37538), (10001, 20002), (10658, 18769)]