140755984

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{13309}}^1$

素因数の和:13978

約数の個数: 20

約数和(自身を含む): 273147820

約数和(自身を除く): 132391836

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 10576, 13309, 26618, 53236, 106472, 212944, 8797249, 17594498, 35188996, 70377992, 140755984]

約数ペア:

[(1, 140755984), (2, 70377992), (4, 35188996), (8, 17594498), (16, 8797249), (661, 212944), (1322, 106472), (2644, 53236), (5288, 26618), (10576, 13309)]