40749128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23473}}^1$

素因数の和:23517

約数の個数: 32

約数和(自身を含む): 90140160

約数和(自身を除く): 49391032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 23473, 46946, 93892, 164311, 187784, 328622, 657244, 727663, 1314488, 1455326, 2910652, 5093641, 5821304, 10187282, 20374564, 40749128]

約数ペア:

[(1, 40749128), (2, 20374564), (4, 10187282), (7, 5821304), (8, 5093641), (14, 2910652), (28, 1455326), (31, 1314488), (56, 727663), (62, 657244), (124, 328622), (217, 187784), (248, 164311), (434, 93892), (868, 46946), (1736, 23473)]