28940032

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 64753920

約数和(自身を除く): 35813888

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 239, 256, 344, 352, 473, 478, 688, 704, 946, 956, 1376, 1408, 1892, 1912, 2629, 2752, 2816, 3784, 3824, 5258, 5504, 7568, 7648, 10277, 10516, 11008, 15136, 15296, 20554, 21032, 30272, 30592, 41108, 42064, 60544, 61184, 82216, 84128, 113047, 121088, 164432, 168256, 226094, 328864, 336512, 452188, 657728, 673024, 904376, 1315456, 1808752, 2630912, 3617504, 7235008, 14470016, 28940032]

約数ペア:

[(1, 28940032), (2, 14470016), (4, 7235008), (8, 3617504), (11, 2630912), (16, 1808752), (22, 1315456), (32, 904376), (43, 673024), (44, 657728), (64, 452188), (86, 336512), (88, 328864), (128, 226094), (172, 168256), (176, 164432), (239, 121088), (256, 113047), (344, 84128), (352, 82216), (473, 61184), (478, 60544), (688, 42064), (704, 41108), (946, 30592), (956, 30272), (1376, 21032), (1408, 20554), (1892, 15296), (1912, 15136), (2629, 11008), (2752, 10516), (2816, 10277), (3784, 7648), (3824, 7568), (5258, 5504)]