4974820

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 10499328

約数和(自身を除く): 5524508

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 991, 1004, 1255, 1982, 2510, 3964, 4955, 5020, 9910, 19820, 248741, 497482, 994964, 1243705, 2487410, 4974820]

約数ペア:

[(1, 4974820), (2, 2487410), (4, 1243705), (5, 994964), (10, 497482), (20, 248741), (251, 19820), (502, 9910), (991, 5020), (1004, 4955), (1255, 3964), (1982, 2510)]