1985894520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{8669}}^1$

素因数の和:8789

約数の個数: 128

約数和(自身を含む): 6292339200

約数和(自身を除く): 4306444680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 83, 92, 115, 120, 138, 166, 184, 230, 249, 276, 332, 345, 415, 460, 498, 552, 664, 690, 830, 920, 996, 1245, 1380, 1660, 1909, 1992, 2490, 2760, 3320, 3818, 4980, 5727, 7636, 8669, 9545, 9960, 11454, 15272, 17338, 19090, 22908, 26007, 28635, 34676, 38180, 43345, 45816, 52014, 57270, 69352, 76360, 86690, 104028, 114540, 130035, 173380, 199387, 208056, 229080, 260070, 346760, 398774, 520140, 598161, 719527, 797548, 996935, 1040280, 1196322, 1439054, 1595096, 1993870, 2158581, 2392644, 2878108, 2990805, 3597635, 3987740, 4317162, 4785288, 5756216, 5981610, 7195270, 7975480, 8634324, 10792905, 11963220, 14390540, 16549121, 17268648, 21585810, 23926440, 28781080, 33098242, 43171620, 49647363, 66196484, 82745605, 86343240, 99294726, 132392968, 165491210, 198589452, 248236815, 330982420, 397178904, 496473630, 661964840, 992947260, 1985894520]

約数ペア:

[(1, 1985894520), (2, 992947260), (3, 661964840), (4, 496473630), (5, 397178904), (6, 330982420), (8, 248236815), (10, 198589452), (12, 165491210), (15, 132392968), (20, 99294726), (23, 86343240), (24, 82745605), (30, 66196484), (40, 49647363), (46, 43171620), (60, 33098242), (69, 28781080), (83, 23926440), (92, 21585810), (115, 17268648), (120, 16549121), (138, 14390540), (166, 11963220), (184, 10792905), (230, 8634324), (249, 7975480), (276, 7195270), (332, 5981610), (345, 5756216), (415, 4785288), (460, 4317162), (498, 3987740), (552, 3597635), (664, 2990805), (690, 2878108), (830, 2392644), (920, 2158581), (996, 1993870), (1245, 1595096), (1380, 1439054), (1660, 1196322), (1909, 1040280), (1992, 996935), (2490, 797548), (2760, 719527), (3320, 598161), (3818, 520140), (4980, 398774), (5727, 346760), (7636, 260070), (8669, 229080), (9545, 208056), (9960, 199387), (11454, 173380), (15272, 130035), (17338, 114540), (19090, 104028), (22908, 86690), (26007, 76360), (28635, 69352), (34676, 57270), (38180, 52014), (43345, 45816)]