1569571040

素因数分解:

$2^5\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{4937}}^1$

素因数の和:6939

約数の個数: 48

約数和(自身を含む): 3710729232

約数和(自身を除く): 2141158192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1987, 3974, 4937, 7948, 9874, 9935, 15896, 19748, 19870, 24685, 31792, 39496, 39740, 49370, 63584, 78992, 79480, 98740, 157984, 158960, 197480, 317920, 394960, 789920, 9809819, 19619638, 39239276, 49049095, 78478552, 98098190, 156957104, 196196380, 313914208, 392392760, 784785520, 1569571040]

約数ペア:

[(1, 1569571040), (2, 784785520), (4, 392392760), (5, 313914208), (8, 196196380), (10, 156957104), (16, 98098190), (20, 78478552), (32, 49049095), (40, 39239276), (80, 19619638), (160, 9809819), (1987, 789920), (3974, 394960), (4937, 317920), (7948, 197480), (9874, 158960), (9935, 157984), (15896, 98740), (19748, 79480), (19870, 78992), (24685, 63584), (31792, 49370), (39496, 39740)]