341082020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1993}}^1$

素因数の和:2244

約数の個数: 48

約数和(自身を含む): 736982400

約数和(自身を除く): 395900380

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 199, 215, 398, 430, 796, 860, 995, 1990, 1993, 3980, 3986, 7972, 8557, 9965, 17114, 19930, 34228, 39860, 42785, 85570, 85699, 171140, 171398, 342796, 396607, 428495, 793214, 856990, 1586428, 1713980, 1983035, 3966070, 7932140, 17054101, 34108202, 68216404, 85270505, 170541010, 341082020]

約数ペア:

[(1, 341082020), (2, 170541010), (4, 85270505), (5, 68216404), (10, 34108202), (20, 17054101), (43, 7932140), (86, 3966070), (172, 1983035), (199, 1713980), (215, 1586428), (398, 856990), (430, 793214), (796, 428495), (860, 396607), (995, 342796), (1990, 171398), (1993, 171140), (3980, 85699), (3986, 85570), (7972, 42785), (8557, 39860), (9965, 34228), (17114, 19930)]