2149480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 5346000

約数和(自身を除く): 3196520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 109, 116, 136, 145, 170, 218, 232, 290, 340, 436, 493, 545, 580, 680, 872, 986, 1090, 1160, 1853, 1972, 2180, 2465, 3161, 3706, 3944, 4360, 4930, 6322, 7412, 9265, 9860, 12644, 14824, 15805, 18530, 19720, 25288, 31610, 37060, 53737, 63220, 74120, 107474, 126440, 214948, 268685, 429896, 537370, 1074740, 2149480]

約数ペア:

[(1, 2149480), (2, 1074740), (4, 537370), (5, 429896), (8, 268685), (10, 214948), (17, 126440), (20, 107474), (29, 74120), (34, 63220), (40, 53737), (58, 37060), (68, 31610), (85, 25288), (109, 19720), (116, 18530), (136, 15805), (145, 14824), (170, 12644), (218, 9860), (232, 9265), (290, 7412), (340, 6322), (436, 4930), (493, 4360), (545, 3944), (580, 3706), (680, 3161), (872, 2465), (986, 2180), (1090, 1972), (1160, 1853)]