2186186240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{121997}}^1$

素因数の和:122027

約数の個数: 80

約数和(自身を含む): 5990589792

約数和(自身を除く): 3804403552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 17920, 121997, 243994, 487988, 609985, 853979, 975976, 1219970, 1707958, 1951952, 2439940, 3415916, 3903904, 4269895, 4879880, 6831832, 7807808, 8539790, 9759760, 13663664, 15615616, 17079580, 19519520, 27327328, 31231232, 34159160, 39039040, 54654656, 62462464, 68318320, 78078080, 109309312, 136636640, 156156160, 218618624, 273273280, 312312320, 437237248, 546546560, 1093093120, 2186186240]

約数ペア:

[(1, 2186186240), (2, 1093093120), (4, 546546560), (5, 437237248), (7, 312312320), (8, 273273280), (10, 218618624), (14, 156156160), (16, 136636640), (20, 109309312), (28, 78078080), (32, 68318320), (35, 62462464), (40, 54654656), (56, 39039040), (64, 34159160), (70, 31231232), (80, 27327328), (112, 19519520), (128, 17079580), (140, 15615616), (160, 13663664), (224, 9759760), (256, 8539790), (280, 7807808), (320, 6831832), (448, 4879880), (512, 4269895), (560, 3903904), (640, 3415916), (896, 2439940), (1120, 1951952), (1280, 1707958), (1792, 1219970), (2240, 975976), (2560, 853979), (3584, 609985), (4480, 487988), (8960, 243994), (17920, 121997)]