2203780

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{439}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 4656960

約数和(自身を除く): 2453180

約数列:

[1, 2, 4, 5, 10, 20, 251, 439, 502, 878, 1004, 1255, 1756, 2195, 2510, 4390, 5020, 8780, 110189, 220378, 440756, 550945, 1101890, 2203780]

約数ペア:

[(1, 2203780), (2, 1101890), (4, 550945), (5, 440756), (10, 220378), (20, 110189), (251, 8780), (439, 5020), (502, 4390), (878, 2510), (1004, 2195), (1255, 1756)]