38859820

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7741}}^1$

素因数の和:8001

約数の個数: 24

約数和(自身を含む): 81941328

約数和(自身を除く): 43081508

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 7741, 15482, 30964, 38705, 77410, 154820, 1942991, 3885982, 7771964, 9714955, 19429910, 38859820]

約数ペア:

[(1, 38859820), (2, 19429910), (4, 9714955), (5, 7771964), (10, 3885982), (20, 1942991), (251, 154820), (502, 77410), (1004, 38705), (1255, 30964), (2510, 15482), (5020, 7741)]