2180724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2024

約数の個数: 48

約数和(自身を含む): 6265728

約数和(自身を除く): 4085004

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 1997, 3994, 5991, 7988, 11982, 13979, 23964, 25961, 27958, 41937, 51922, 55916, 77883, 83874, 103844, 155766, 167748, 181727, 311532, 363454, 545181, 726908, 1090362, 2180724]

約数ペア:

[(1, 2180724), (2, 1090362), (3, 726908), (4, 545181), (6, 363454), (7, 311532), (12, 181727), (13, 167748), (14, 155766), (21, 103844), (26, 83874), (28, 77883), (39, 55916), (42, 51922), (52, 41937), (78, 27958), (84, 25961), (91, 23964), (156, 13979), (182, 11982), (273, 7988), (364, 5991), (546, 3994), (1092, 1997)]