211702020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{207551}}^1$

素因数の和:207580

約数の個数: 48

約数和(自身を含む): 627637248

約数和(自身を除く): 415935228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 207551, 415102, 622653, 830204, 1037755, 1245306, 2075510, 2490612, 3113265, 3528367, 4151020, 6226530, 7056734, 10585101, 12453060, 14113468, 17641835, 21170202, 35283670, 42340404, 52925505, 70567340, 105851010, 211702020]

約数ペア:

[(1, 211702020), (2, 105851010), (3, 70567340), (4, 52925505), (5, 42340404), (6, 35283670), (10, 21170202), (12, 17641835), (15, 14113468), (17, 12453060), (20, 10585101), (30, 7056734), (34, 6226530), (51, 4151020), (60, 3528367), (68, 3113265), (85, 2490612), (102, 2075510), (170, 1245306), (204, 1037755), (255, 830204), (340, 622653), (510, 415102), (1020, 207551)]