390764876

素因数分解:

$2^2\times {\mathrm{179}}^1\times {\mathrm{401}}^1\times {\mathrm{1361}}^1$

素因数の和:1945

約数の個数: 24

約数和(自身を含む): 689880240

約数和(自身を除く): 299115364

約数列:

[1, 2, 4, 179, 358, 401, 716, 802, 1361, 1604, 2722, 5444, 71779, 143558, 243619, 287116, 487238, 545761, 974476, 1091522, 2183044, 97691219, 195382438, 390764876]

約数ペア:

[(1, 390764876), (2, 195382438), (4, 97691219), (179, 2183044), (358, 1091522), (401, 974476), (716, 545761), (802, 487238), (1361, 287116), (1604, 243619), (2722, 143558), (5444, 71779)]