420860722

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{269}}^1\times {\mathrm{3931}}^1$

素因数の和:4401

約数の個数: 16

約数和(自身を含む): 636984000

約数和(自身を除く): 216123278

約数列:

[1, 2, 199, 269, 398, 538, 3931, 7862, 53531, 107062, 782269, 1057439, 1564538, 2114878, 210430361, 420860722]

約数ペア:

[(1, 420860722), (2, 210430361), (199, 2114878), (269, 1564538), (398, 1057439), (538, 782269), (3931, 107062), (7862, 53531)]