642124304

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{91837}}^1$

素因数の和:91887

約数の個数: 40

約数和(自身を含む): 1366549440

約数和(自身を除く): 724425136

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 91837, 183674, 367348, 734696, 1469392, 1744903, 2112251, 3489806, 4224502, 6979612, 8449004, 13959224, 16898008, 27918448, 33796016, 40132769, 80265538, 160531076, 321062152, 642124304]

約数ペア:

[(1, 642124304), (2, 321062152), (4, 160531076), (8, 80265538), (16, 40132769), (19, 33796016), (23, 27918448), (38, 16898008), (46, 13959224), (76, 8449004), (92, 6979612), (152, 4224502), (184, 3489806), (304, 2112251), (368, 1744903), (437, 1469392), (874, 734696), (1748, 367348), (3496, 183674), (6992, 91837)]