207674410

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1606

約数の個数: 32

約数和(自身を含む): 380736000

約数和(自身を除く): 173061590

約数列:

[1, 2, 5, 10, 79, 158, 199, 395, 398, 790, 995, 1321, 1990, 2642, 6605, 13210, 15721, 31442, 78605, 104359, 157210, 208718, 262879, 521795, 525758, 1043590, 1314395, 2628790, 20767441, 41534882, 103837205, 207674410]

約数ペア:

[(1, 207674410), (2, 103837205), (5, 41534882), (10, 20767441), (79, 2628790), (158, 1314395), (199, 1043590), (395, 525758), (398, 521795), (790, 262879), (995, 208718), (1321, 157210), (1990, 104359), (2642, 78605), (6605, 31442), (13210, 15721)]