471520420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3368003}}^1$

素因数の和:3368019

約数の個数: 24

約数和(自身を含む): 1131649344

約数和(自身を除く): 660128924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3368003, 6736006, 13472012, 16840015, 23576021, 33680030, 47152042, 67360060, 94304084, 117880105, 235760210, 471520420]

約数ペア:

[(1, 471520420), (2, 235760210), (4, 117880105), (5, 94304084), (7, 67360060), (10, 47152042), (14, 33680030), (20, 23576021), (28, 16840015), (35, 13472012), (70, 6736006), (140, 3368003)]