16942240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2161}}^1$

素因数の和:2190

約数の個数: 72

約数和(自身を含む): 46582452

約数和(自身を除く): 29640212

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 2161, 3920, 4322, 7840, 8644, 10805, 15127, 17288, 21610, 30254, 34576, 43220, 60508, 69152, 75635, 86440, 105889, 121016, 151270, 172880, 211778, 242032, 302540, 345760, 423556, 484064, 529445, 605080, 847112, 1058890, 1210160, 1694224, 2117780, 2420320, 3388448, 4235560, 8471120, 16942240]

約数ペア:

[(1, 16942240), (2, 8471120), (4, 4235560), (5, 3388448), (7, 2420320), (8, 2117780), (10, 1694224), (14, 1210160), (16, 1058890), (20, 847112), (28, 605080), (32, 529445), (35, 484064), (40, 423556), (49, 345760), (56, 302540), (70, 242032), (80, 211778), (98, 172880), (112, 151270), (140, 121016), (160, 105889), (196, 86440), (224, 75635), (245, 69152), (280, 60508), (392, 43220), (490, 34576), (560, 30254), (784, 21610), (980, 17288), (1120, 15127), (1568, 10805), (1960, 8644), (2161, 7840), (3920, 4322)]