420860146

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{8839}}^1$

素因数の和:9046

約数の個数: 32

約数和(自身を含む): 763776000

約数和(自身を除く): 342915854

約数列:

[1, 2, 7, 14, 19, 38, 133, 179, 266, 358, 1253, 2506, 3401, 6802, 8839, 17678, 23807, 47614, 61873, 123746, 167941, 335882, 1175587, 1582181, 2351174, 3164362, 11075267, 22150534, 30061439, 60122878, 210430073, 420860146]

約数ペア:

[(1, 420860146), (2, 210430073), (7, 60122878), (14, 30061439), (19, 22150534), (38, 11075267), (133, 3164362), (179, 2351174), (266, 1582181), (358, 1175587), (1253, 335882), (2506, 167941), (3401, 123746), (6802, 61873), (8839, 47614), (17678, 23807)]