40560976

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{12739}}^1$

素因数の和:12946

約数の個数: 20

約数和(自身を含む): 78988000

約数和(自身を除く): 38427024

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 12739, 25478, 50956, 101912, 203824, 2535061, 5070122, 10140244, 20280488, 40560976]

約数ペア:

[(1, 40560976), (2, 20280488), (4, 10140244), (8, 5070122), (16, 2535061), (199, 203824), (398, 101912), (796, 50956), (1592, 25478), (3184, 12739)]