1207977440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397361}}^1$

素因数の和:397395

約数の個数: 48

約数和(自身を含む): 3004056720

約数和(自身を除く): 1796079280

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, 397361, 794722, 1589444, 1986805, 3178888, 3973610, 6357776, 7549859, 7947220, 12715552, 15099718, 15894440, 30199436, 31788880, 37749295, 60398872, 63577760, 75498590, 120797744, 150997180, 241595488, 301994360, 603988720, 1207977440]

約数ペア:

[(1, 1207977440), (2, 603988720), (4, 301994360), (5, 241595488), (8, 150997180), (10, 120797744), (16, 75498590), (19, 63577760), (20, 60398872), (32, 37749295), (38, 31788880), (40, 30199436), (76, 15894440), (80, 15099718), (95, 12715552), (152, 7947220), (160, 7549859), (190, 6357776), (304, 3973610), (380, 3178888), (608, 1986805), (760, 1589444), (1520, 794722), (3040, 397361)]