388614440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{422407}}^1$

素因数の和:422441

約数の個数: 32

約数和(自身を含む): 912401280

約数和(自身を除く): 523786840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 422407, 844814, 1689628, 2112035, 3379256, 4224070, 8448140, 9715361, 16896280, 19430722, 38861444, 48576805, 77722888, 97153610, 194307220, 388614440]

約数ペア:

[(1, 388614440), (2, 194307220), (4, 97153610), (5, 77722888), (8, 48576805), (10, 38861444), (20, 19430722), (23, 16896280), (40, 9715361), (46, 8448140), (92, 4224070), (115, 3379256), (184, 2112035), (230, 1689628), (460, 844814), (920, 422407)]