211504720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{377687}}^1$

素因数の和:377707

約数の個数: 40

約数和(自身を含む): 561999744

約数和(自身を除く): 350495024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 377687, 755374, 1510748, 1888435, 2643809, 3021496, 3776870, 5287618, 6042992, 7553740, 10575236, 13219045, 15107480, 21150472, 26438090, 30214960, 42300944, 52876180, 105752360, 211504720]

約数ペア:

[(1, 211504720), (2, 105752360), (4, 52876180), (5, 42300944), (7, 30214960), (8, 26438090), (10, 21150472), (14, 15107480), (16, 13219045), (20, 10575236), (28, 7553740), (35, 6042992), (40, 5287618), (56, 3776870), (70, 3021496), (80, 2643809), (112, 1888435), (140, 1510748), (280, 755374), (560, 377687)]