28542490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{443}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 54665280

約数和(自身を除く): 26122790

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 379, 443, 758, 886, 1895, 2215, 3790, 4430, 6443, 7531, 12886, 15062, 32215, 37655, 64430, 75310, 167897, 335794, 839485, 1678970, 2854249, 5708498, 14271245, 28542490]

約数ペア:

[(1, 28542490), (2, 14271245), (5, 5708498), (10, 2854249), (17, 1678970), (34, 839485), (85, 335794), (170, 167897), (379, 75310), (443, 64430), (758, 37655), (886, 32215), (1895, 15062), (2215, 12886), (3790, 7531), (4430, 6443)]