1713980

素因数分解:

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

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 3684912

約数和(自身を除く): 1970932

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1993, 3986, 7972, 9965, 19930, 39860, 85699, 171398, 342796, 428495, 856990, 1713980]

約数ペア:

[(1, 1713980), (2, 856990), (4, 428495), (5, 342796), (10, 171398), (20, 85699), (43, 39860), (86, 19930), (172, 9965), (215, 7972), (430, 3986), (860, 1993)]