390761972

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{281}}^1\times {\mathrm{1747}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 690110400

約数和(自身を除く): 299348428

約数列:

[1, 2, 4, 199, 281, 398, 562, 796, 1124, 1747, 3494, 6988, 55919, 111838, 223676, 347653, 490907, 695306, 981814, 1390612, 1963628, 97690493, 195380986, 390761972]

約数ペア:

[(1, 390761972), (2, 195380986), (4, 97690493), (199, 1963628), (281, 1390612), (398, 981814), (562, 695306), (796, 490907), (1124, 347653), (1747, 223676), (3494, 111838), (6988, 55919)]