310014140

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{77893}}^1$

素因数の和:78101

約数の個数: 24

約数和(自身を含む): 654309600

約数和(自身を除く): 344295460

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 77893, 155786, 311572, 389465, 778930, 1557860, 15500707, 31001414, 62002828, 77503535, 155007070, 310014140]

約数ペア:

[(1, 310014140), (2, 155007070), (4, 77503535), (5, 62002828), (10, 31001414), (20, 15500707), (199, 1557860), (398, 778930), (796, 389465), (995, 311572), (1990, 155786), (3980, 77893)]