2029121840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{589861}}^1$

素因数の和:589917

約数の個数: 40

約数和(自身を含む): 4827430608

約数和(自身を除く): 2798308768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 589861, 1179722, 2359444, 2949305, 4718888, 5898610, 9437776, 11797220, 23594440, 25364023, 47188880, 50728046, 101456092, 126820115, 202912184, 253640230, 405824368, 507280460, 1014560920, 2029121840]

約数ペア:

[(1, 2029121840), (2, 1014560920), (4, 507280460), (5, 405824368), (8, 253640230), (10, 202912184), (16, 126820115), (20, 101456092), (40, 50728046), (43, 47188880), (80, 25364023), (86, 23594440), (172, 11797220), (215, 9437776), (344, 5898610), (430, 4718888), (688, 2949305), (860, 2359444), (1720, 1179722), (3440, 589861)]