1690780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 4374720

約数和(自身を除く): 2683940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 929, 1820, 1858, 3716, 4645, 6503, 9290, 12077, 13006, 18580, 24154, 26012, 32515, 48308, 60385, 65030, 84539, 120770, 130060, 169078, 241540, 338156, 422695, 845390, 1690780]

約数ペア:

[(1, 1690780), (2, 845390), (4, 422695), (5, 338156), (7, 241540), (10, 169078), (13, 130060), (14, 120770), (20, 84539), (26, 65030), (28, 60385), (35, 48308), (52, 32515), (65, 26012), (70, 24154), (91, 18580), (130, 13006), (140, 12077), (182, 9290), (260, 6503), (364, 4645), (455, 3716), (910, 1858), (929, 1820)]