200730620

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{20441}}^1$

素因数の和:20941

約数の個数: 24

約数和(自身を含む): 422413488

約数和(自身を除く): 221682868

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 20441, 40882, 81764, 102205, 204410, 408820, 10036531, 20073062, 40146124, 50182655, 100365310, 200730620]

約数ペア:

[(1, 200730620), (2, 100365310), (4, 50182655), (5, 40146124), (10, 20073062), (20, 10036531), (491, 408820), (982, 204410), (1964, 102205), (2455, 81764), (4910, 40882), (9820, 20441)]