28432760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 67046400

約数和(自身を除く): 38613640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 193, 232, 254, 290, 386, 508, 580, 635, 772, 965, 1016, 1160, 1270, 1544, 1930, 2540, 3683, 3860, 5080, 5597, 7366, 7720, 11194, 14732, 18415, 22388, 24511, 27985, 29464, 36830, 44776, 49022, 55970, 73660, 98044, 111940, 122555, 147320, 196088, 223880, 245110, 490220, 710819, 980440, 1421638, 2843276, 3554095, 5686552, 7108190, 14216380, 28432760]

約数ペア:

[(1, 28432760), (2, 14216380), (4, 7108190), (5, 5686552), (8, 3554095), (10, 2843276), (20, 1421638), (29, 980440), (40, 710819), (58, 490220), (116, 245110), (127, 223880), (145, 196088), (193, 147320), (232, 122555), (254, 111940), (290, 98044), (386, 73660), (508, 55970), (580, 49022), (635, 44776), (772, 36830), (965, 29464), (1016, 27985), (1160, 24511), (1270, 22388), (1544, 18415), (1930, 14732), (2540, 11194), (3683, 7720), (3860, 7366), (5080, 5597)]