20161638080

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2739353}}^1$

素因数の和:2739393

約数の個数: 56

約数和(自身を含む): 50097305952

約数和(自身を除く): 29935667872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 2739353, 5478706, 10957412, 13696765, 21914824, 27393530, 43829648, 54787060, 63005119, 87659296, 109574120, 126010238, 175318592, 219148240, 252020476, 315025595, 438296480, 504040952, 630051190, 876592960, 1008081904, 1260102380, 2016163808, 2520204760, 4032327616, 5040409520, 10080819040, 20161638080]

約数ペア:

[(1, 20161638080), (2, 10080819040), (4, 5040409520), (5, 4032327616), (8, 2520204760), (10, 2016163808), (16, 1260102380), (20, 1008081904), (23, 876592960), (32, 630051190), (40, 504040952), (46, 438296480), (64, 315025595), (80, 252020476), (92, 219148240), (115, 175318592), (160, 126010238), (184, 109574120), (230, 87659296), (320, 63005119), (368, 54787060), (460, 43829648), (736, 27393530), (920, 21914824), (1472, 13696765), (1840, 10957412), (3680, 5478706), (7360, 2739353)]