207937660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1485269}}^1$

素因数の和:1485285

約数の個数: 24

約数和(自身を含む): 499050720

約数和(自身を除く): 291113060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1485269, 2970538, 5941076, 7426345, 10396883, 14852690, 20793766, 29705380, 41587532, 51984415, 103968830, 207937660]

約数ペア:

[(1, 207937660), (2, 103968830), (4, 51984415), (5, 41587532), (7, 29705380), (10, 20793766), (14, 14852690), (20, 10396883), (28, 7426345), (35, 5941076), (70, 2970538), (140, 1485269)]