8986040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{479}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 23500800

約数和(自身を除く): 14514760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 479, 536, 670, 938, 958, 1340, 1876, 1916, 2345, 2395, 2680, 3353, 3752, 3832, 4690, 4790, 6706, 9380, 9580, 13412, 16765, 18760, 19160, 26824, 32093, 33530, 64186, 67060, 128372, 134120, 160465, 224651, 256744, 320930, 449302, 641860, 898604, 1123255, 1283720, 1797208, 2246510, 4493020, 8986040]

約数ペア:

[(1, 8986040), (2, 4493020), (4, 2246510), (5, 1797208), (7, 1283720), (8, 1123255), (10, 898604), (14, 641860), (20, 449302), (28, 320930), (35, 256744), (40, 224651), (56, 160465), (67, 134120), (70, 128372), (134, 67060), (140, 64186), (268, 33530), (280, 32093), (335, 26824), (469, 19160), (479, 18760), (536, 16765), (670, 13412), (938, 9580), (958, 9380), (1340, 6706), (1876, 4790), (1916, 4690), (2345, 3832), (2395, 3752), (2680, 3353)]