40387448

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{1103}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 79488000

約数和(自身を除く): 39100552

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 199, 398, 796, 1103, 1592, 2206, 4412, 4577, 8824, 9154, 18308, 25369, 36616, 50738, 101476, 202952, 219497, 438994, 877988, 1755976, 5048431, 10096862, 20193724, 40387448]

約数ペア:

[(1, 40387448), (2, 20193724), (4, 10096862), (8, 5048431), (23, 1755976), (46, 877988), (92, 438994), (184, 219497), (199, 202952), (398, 101476), (796, 50738), (1103, 36616), (1592, 25369), (2206, 18308), (4412, 9154), (4577, 8824)]