508720072

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{394969}}^1$

素因数の和:395005

約数の個数: 32

約数和(自身を含む): 1137513600

約数和(自身を除く): 628793528

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 394969, 789938, 1579876, 2764783, 3159752, 5529566, 9084287, 11059132, 18168574, 22118264, 36337148, 63590009, 72674296, 127180018, 254360036, 508720072]

約数ペア:

[(1, 508720072), (2, 254360036), (4, 127180018), (7, 72674296), (8, 63590009), (14, 36337148), (23, 22118264), (28, 18168574), (46, 11059132), (56, 9084287), (92, 5529566), (161, 3159752), (184, 2764783), (322, 1579876), (644, 789938), (1288, 394969)]