39780328

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 89084160

約数和(自身を除く): 49303832

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 73, 74, 146, 148, 259, 263, 292, 296, 511, 518, 526, 584, 1022, 1036, 1052, 1841, 2044, 2072, 2104, 2701, 3682, 4088, 5402, 7364, 9731, 10804, 14728, 18907, 19199, 19462, 21608, 37814, 38398, 38924, 68117, 75628, 76796, 77848, 134393, 136234, 151256, 153592, 268786, 272468, 537572, 544936, 710363, 1075144, 1420726, 2841452, 4972541, 5682904, 9945082, 19890164, 39780328]

約数ペア:

[(1, 39780328), (2, 19890164), (4, 9945082), (7, 5682904), (8, 4972541), (14, 2841452), (28, 1420726), (37, 1075144), (56, 710363), (73, 544936), (74, 537572), (146, 272468), (148, 268786), (259, 153592), (263, 151256), (292, 136234), (296, 134393), (511, 77848), (518, 76796), (526, 75628), (584, 68117), (1022, 38924), (1036, 38398), (1052, 37814), (1841, 21608), (2044, 19462), (2072, 19199), (2104, 18907), (2701, 14728), (3682, 10804), (4088, 9731), (5402, 7364)]