27145720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1447}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 70894080

約数和(自身を除く): 43748360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1447, 1876, 2345, 2680, 2894, 3752, 4690, 5788, 7235, 9380, 10129, 11576, 14470, 18760, 20258, 28940, 40516, 50645, 57880, 81032, 96949, 101290, 193898, 202580, 387796, 405160, 484745, 678643, 775592, 969490, 1357286, 1938980, 2714572, 3393215, 3877960, 5429144, 6786430, 13572860, 27145720]

約数ペア:

[(1, 27145720), (2, 13572860), (4, 6786430), (5, 5429144), (7, 3877960), (8, 3393215), (10, 2714572), (14, 1938980), (20, 1357286), (28, 969490), (35, 775592), (40, 678643), (56, 484745), (67, 405160), (70, 387796), (134, 202580), (140, 193898), (268, 101290), (280, 96949), (335, 81032), (469, 57880), (536, 50645), (670, 40516), (938, 28940), (1340, 20258), (1447, 18760), (1876, 14470), (2345, 11576), (2680, 10129), (2894, 9380), (3752, 7235), (4690, 5788)]