1620005968

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{6737}}^1$

素因数の和:6884

約数の個数: 80

約数和(自身を含む): 3809934720

約数和(自身を除く): 2189928752

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 113, 133, 152, 226, 266, 304, 452, 532, 791, 904, 1064, 1582, 1808, 2128, 2147, 3164, 4294, 6328, 6737, 8588, 12656, 13474, 15029, 17176, 26948, 30058, 34352, 47159, 53896, 60116, 94318, 107792, 120232, 128003, 188636, 240464, 256006, 377272, 512012, 754544, 761281, 896021, 1024024, 1522562, 1792042, 2048048, 3045124, 3584084, 5328967, 6090248, 7168168, 10657934, 12180496, 14336336, 14464339, 21315868, 28928678, 42631736, 57857356, 85263472, 101250373, 115714712, 202500746, 231429424, 405001492, 810002984, 1620005968]

約数ペア:

[(1, 1620005968), (2, 810002984), (4, 405001492), (7, 231429424), (8, 202500746), (14, 115714712), (16, 101250373), (19, 85263472), (28, 57857356), (38, 42631736), (56, 28928678), (76, 21315868), (112, 14464339), (113, 14336336), (133, 12180496), (152, 10657934), (226, 7168168), (266, 6090248), (304, 5328967), (452, 3584084), (532, 3045124), (791, 2048048), (904, 1792042), (1064, 1522562), (1582, 1024024), (1808, 896021), (2128, 761281), (2147, 754544), (3164, 512012), (4294, 377272), (6328, 256006), (6737, 240464), (8588, 188636), (12656, 128003), (13474, 120232), (15029, 107792), (17176, 94318), (26948, 60116), (30058, 53896), (34352, 47159)]