39254440

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4651}}^1$

素因数の和:4873

約数の個数: 32

約数和(自身を含む): 88760160

約数和(自身を除く): 49505720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 4651, 8440, 9302, 18604, 23255, 37208, 46510, 93020, 186040, 981361, 1962722, 3925444, 4906805, 7850888, 9813610, 19627220, 39254440]

約数ペア:

[(1, 39254440), (2, 19627220), (4, 9813610), (5, 7850888), (8, 4906805), (10, 3925444), (20, 1962722), (40, 981361), (211, 186040), (422, 93020), (844, 46510), (1055, 37208), (1688, 23255), (2110, 18604), (4220, 9302), (4651, 8440)]