2504980

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 5292000

約数和(自身を除く): 2787020

約数列:

[1, 2, 4, 5, 10, 20, 251, 499, 502, 998, 1004, 1255, 1996, 2495, 2510, 4990, 5020, 9980, 125249, 250498, 500996, 626245, 1252490, 2504980]

約数ペア:

[(1, 2504980), (2, 1252490), (4, 626245), (5, 500996), (10, 250498), (20, 125249), (251, 9980), (499, 5020), (502, 4990), (998, 2510), (1004, 2495), (1255, 1996)]