31570420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{225503}}^1$

素因数の和:225519

約数の個数: 24

約数和(自身を含む): 75769344

約数和(自身を除く): 44198924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 225503, 451006, 902012, 1127515, 1578521, 2255030, 3157042, 4510060, 6314084, 7892605, 15785210, 31570420]

約数ペア:

[(1, 31570420), (2, 15785210), (4, 7892605), (5, 6314084), (7, 4510060), (10, 3157042), (14, 2255030), (20, 1578521), (28, 1127515), (35, 902012), (70, 451006), (140, 225503)]