28527520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25471}}^1$

素因数の和:25493

約数の個数: 48

約数和(自身を含む): 77027328

約数和(自身を除く): 48499808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25471, 50942, 101884, 127355, 178297, 203768, 254710, 356594, 407536, 509420, 713188, 815072, 891485, 1018840, 1426376, 1782970, 2037680, 2852752, 3565940, 4075360, 5705504, 7131880, 14263760, 28527520]

約数ペア:

[(1, 28527520), (2, 14263760), (4, 7131880), (5, 5705504), (7, 4075360), (8, 3565940), (10, 2852752), (14, 2037680), (16, 1782970), (20, 1426376), (28, 1018840), (32, 891485), (35, 815072), (40, 713188), (56, 509420), (70, 407536), (80, 356594), (112, 254710), (140, 203768), (160, 178297), (224, 127355), (280, 101884), (560, 50942), (1120, 25471)]