16062140

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1249}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 33810000

約数和(自身を除く): 17747860

約数列:

[1, 2, 4, 5, 10, 20, 643, 1249, 1286, 2498, 2572, 3215, 4996, 6245, 6430, 12490, 12860, 24980, 803107, 1606214, 3212428, 4015535, 8031070, 16062140]

約数ペア:

[(1, 16062140), (2, 8031070), (4, 4015535), (5, 3212428), (10, 1606214), (20, 803107), (643, 24980), (1249, 12860), (1286, 12490), (2498, 6430), (2572, 6245), (3215, 4996)]