202065980

素因数分解:

$2^2\times 5^1\times {\mathrm{2441}}^1\times {\mathrm{4139}}^1$

素因数の和:6589

約数の個数: 24

約数和(自身を含む): 424614960

約数和(自身を除く): 222548980

約数列:

[1, 2, 4, 5, 10, 20, 2441, 4139, 4882, 8278, 9764, 12205, 16556, 20695, 24410, 41390, 48820, 82780, 10103299, 20206598, 40413196, 50516495, 101032990, 202065980]

約数ペア:

[(1, 202065980), (2, 101032990), (4, 50516495), (5, 40413196), (10, 20206598), (20, 10103299), (2441, 82780), (4139, 48820), (4882, 41390), (8278, 24410), (9764, 20695), (12205, 16556)]