2784346310

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^2$

素因数の和:573

約数の個数: 48

約数和(自身を含む): 5158209600

約数和(自身を除く): 2373863290

約数列:

[1, 2, 5, 10, 79, 89, 158, 178, 199, 395, 398, 445, 790, 890, 995, 1990, 7031, 14062, 15721, 17711, 31442, 35155, 35422, 39601, 70310, 78605, 79202, 88555, 157210, 177110, 198005, 396010, 1399169, 2798338, 3128479, 3524489, 6256958, 6995845, 7048978, 13991690, 15642395, 17622445, 31284790, 35244890, 278434631, 556869262, 1392173155, 2784346310]

約数ペア:

[(1, 2784346310), (2, 1392173155), (5, 556869262), (10, 278434631), (79, 35244890), (89, 31284790), (158, 17622445), (178, 15642395), (199, 13991690), (395, 7048978), (398, 6995845), (445, 6256958), (790, 3524489), (890, 3128479), (995, 2798338), (1990, 1399169), (7031, 396010), (14062, 198005), (15721, 177110), (17711, 157210), (31442, 88555), (35155, 79202), (35422, 78605), (39601, 70310)]