1821342080

素因数分解:

$2^7\times 5^1\times {\mathrm{167}}^1\times {\mathrm{17041}}^1$

素因数の和:17227

約数の個数: 64

約数和(自身を含む): 4380475680

約数和(自身を除く): 2559133600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 320, 334, 640, 668, 835, 1336, 1670, 2672, 3340, 5344, 6680, 10688, 13360, 17041, 21376, 26720, 34082, 53440, 68164, 85205, 106880, 136328, 170410, 272656, 340820, 545312, 681640, 1090624, 1363280, 2181248, 2726560, 2845847, 5453120, 5691694, 10906240, 11383388, 14229235, 22766776, 28458470, 45533552, 56916940, 91067104, 113833880, 182134208, 227667760, 364268416, 455335520, 910671040, 1821342080]

約数ペア:

[(1, 1821342080), (2, 910671040), (4, 455335520), (5, 364268416), (8, 227667760), (10, 182134208), (16, 113833880), (20, 91067104), (32, 56916940), (40, 45533552), (64, 28458470), (80, 22766776), (128, 14229235), (160, 11383388), (167, 10906240), (320, 5691694), (334, 5453120), (640, 2845847), (668, 2726560), (835, 2181248), (1336, 1363280), (1670, 1090624), (2672, 681640), (3340, 545312), (5344, 340820), (6680, 272656), (10688, 170410), (13360, 136328), (17041, 106880), (21376, 85205), (26720, 68164), (34082, 53440)]