28826890

素因数分解:

$2^1\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{1861}}^1$

素因数の和:3417

約数の個数: 16

約数和(自身を含む): 51949800

約数和(自身を除く): 23122910

約数列:

[1, 2, 5, 10, 1549, 1861, 3098, 3722, 7745, 9305, 15490, 18610, 2882689, 5765378, 14413445, 28826890]

約数ペア:

[(1, 28826890), (2, 14413445), (5, 5765378), (10, 2882689), (1549, 18610), (1861, 15490), (3098, 9305), (3722, 7745)]