390412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 786240

約数和(自身を除く): 395828

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 467, 836, 934, 1868, 5137, 8873, 10274, 17746, 20548, 35492, 97603, 195206, 390412]

約数ペア:

[(1, 390412), (2, 195206), (4, 97603), (11, 35492), (19, 20548), (22, 17746), (38, 10274), (44, 8873), (76, 5137), (209, 1868), (418, 934), (467, 836)]