15747640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17117}}^1$

素因数の和:17151

約数の個数: 32

約数和(自身を含む): 36974880

約数和(自身を除く): 21227240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 17117, 34234, 68468, 85585, 136936, 171170, 342340, 393691, 684680, 787382, 1574764, 1968455, 3149528, 3936910, 7873820, 15747640]

約数ペア:

[(1, 15747640), (2, 7873820), (4, 3936910), (5, 3149528), (8, 1968455), (10, 1574764), (20, 787382), (23, 684680), (40, 393691), (46, 342340), (92, 171170), (115, 136936), (184, 85585), (230, 68468), (460, 34234), (920, 17117)]