1980257831260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{504311}}^1\times {\mathrm{11549}}^1$

素因数の和:515886

約数の個数: 48

約数和(自身を含む): 4403551521600

約数和(自身を除く): 2423293690340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 11549, 23098, 46196, 57745, 115490, 196333, 230980, 392666, 504311, 785332, 981665, 1008622, 1963330, 2017244, 2521555, 3926660, 5043110, 8573287, 10086220, 17146574, 34293148, 42866435, 85732870, 171465740, 5824287739, 11648575478, 23297150956, 29121438695, 58242877390, 99012891563, 116485754780, 198025783126, 396051566252, 495064457815, 990128915630, 1980257831260]

約数ペア:

[(1, 1980257831260), (2, 990128915630), (4, 495064457815), (5, 396051566252), (10, 198025783126), (17, 116485754780), (20, 99012891563), (34, 58242877390), (68, 29121438695), (85, 23297150956), (170, 11648575478), (340, 5824287739), (11549, 171465740), (23098, 85732870), (46196, 42866435), (57745, 34293148), (115490, 17146574), (196333, 10086220), (230980, 8573287), (392666, 5043110), (504311, 3926660), (785332, 2521555), (981665, 2017244), (1008622, 1963330)]