38897740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2549}}^1$

素因数の和:2674

約数の個数: 48

約数和(自身を含む): 94248000

約数和(自身を除く): 55350260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 2549, 3052, 3815, 5098, 7630, 10196, 12745, 15260, 17843, 25490, 35686, 50980, 71372, 89215, 178430, 277841, 356860, 555682, 1111364, 1389205, 1944887, 2778410, 3889774, 5556820, 7779548, 9724435, 19448870, 38897740]

約数ペア:

[(1, 38897740), (2, 19448870), (4, 9724435), (5, 7779548), (7, 5556820), (10, 3889774), (14, 2778410), (20, 1944887), (28, 1389205), (35, 1111364), (70, 555682), (109, 356860), (140, 277841), (218, 178430), (436, 89215), (545, 71372), (763, 50980), (1090, 35686), (1526, 25490), (2180, 17843), (2549, 15260), (3052, 12745), (3815, 10196), (5098, 7630)]