280643680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{92317}}^1$

素因数の和:92351

約数の個数: 48

約数和(自身を含む): 697924080

約数和(自身を除く): 417280400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 92317, 184634, 369268, 461585, 738536, 923170, 1477072, 1754023, 1846340, 2954144, 3508046, 3692680, 7016092, 7385360, 8770115, 14032184, 14770720, 17540230, 28064368, 35080460, 56128736, 70160920, 140321840, 280643680]

約数ペア:

[(1, 280643680), (2, 140321840), (4, 70160920), (5, 56128736), (8, 35080460), (10, 28064368), (16, 17540230), (19, 14770720), (20, 14032184), (32, 8770115), (38, 7385360), (40, 7016092), (76, 3692680), (80, 3508046), (95, 2954144), (152, 1846340), (160, 1754023), (190, 1477072), (304, 923170), (380, 738536), (608, 461585), (760, 369268), (1520, 184634), (3040, 92317)]