6855920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1993}}^1$

素因数の和:2049

約数の個数: 40

約数和(自身を含む): 16318896

約数和(自身を除く): 9462976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 1993, 3440, 3986, 7972, 9965, 15944, 19930, 31888, 39860, 79720, 85699, 159440, 171398, 342796, 428495, 685592, 856990, 1371184, 1713980, 3427960, 6855920]

約数ペア:

[(1, 6855920), (2, 3427960), (4, 1713980), (5, 1371184), (8, 856990), (10, 685592), (16, 428495), (20, 342796), (40, 171398), (43, 159440), (80, 85699), (86, 79720), (172, 39860), (215, 31888), (344, 19930), (430, 15944), (688, 9965), (860, 7972), (1720, 3986), (1993, 3440)]