43996280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 102664800

約数和(自身を除く): 58668520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 139, 164, 193, 205, 278, 328, 386, 410, 556, 695, 772, 820, 965, 1112, 1390, 1544, 1640, 1930, 2780, 3860, 5560, 5699, 7720, 7913, 11398, 15826, 22796, 26827, 28495, 31652, 39565, 45592, 53654, 56990, 63304, 79130, 107308, 113980, 134135, 158260, 214616, 227960, 268270, 316520, 536540, 1073080, 1099907, 2199814, 4399628, 5499535, 8799256, 10999070, 21998140, 43996280]

約数ペア:

[(1, 43996280), (2, 21998140), (4, 10999070), (5, 8799256), (8, 5499535), (10, 4399628), (20, 2199814), (40, 1099907), (41, 1073080), (82, 536540), (139, 316520), (164, 268270), (193, 227960), (205, 214616), (278, 158260), (328, 134135), (386, 113980), (410, 107308), (556, 79130), (695, 63304), (772, 56990), (820, 53654), (965, 45592), (1112, 39565), (1390, 31652), (1544, 28495), (1640, 26827), (1930, 22796), (2780, 15826), (3860, 11398), (5560, 7913), (5699, 7720)]