712872920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{414461}}^1$

素因数の和:414515

約数の個数: 32

約数和(自身を含む): 1641269520

約数和(自身を除く): 928396600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 414461, 828922, 1657844, 2072305, 3315688, 4144610, 8289220, 16578440, 17821823, 35643646, 71287292, 89109115, 142574584, 178218230, 356436460, 712872920]

約数ペア:

[(1, 712872920), (2, 356436460), (4, 178218230), (5, 142574584), (8, 89109115), (10, 71287292), (20, 35643646), (40, 17821823), (43, 16578440), (86, 8289220), (172, 4144610), (215, 3315688), (344, 2072305), (430, 1657844), (860, 828922), (1720, 414461)]