12944060

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1297}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 27258000

約数和(自身を除く): 14313940

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1297, 1996, 2495, 2594, 4990, 5188, 6485, 9980, 12970, 25940, 647203, 1294406, 2588812, 3236015, 6472030, 12944060]

約数ペア:

[(1, 12944060), (2, 6472030), (4, 3236015), (5, 2588812), (10, 1294406), (20, 647203), (499, 25940), (998, 12970), (1297, 9980), (1996, 6485), (2495, 5188), (2594, 4990)]