3136121680

素因数分解:

$2^4\times 5^1\times {\mathrm{39201521}}^1$

素因数の和:39201534

約数の個数: 20

約数和(自身を含む): 7291483092

約数和(自身を除く): 4155361412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39201521, 78403042, 156806084, 196007605, 313612168, 392015210, 627224336, 784030420, 1568060840, 3136121680]

約数ペア:

[(1, 3136121680), (2, 1568060840), (4, 784030420), (5, 627224336), (8, 392015210), (10, 313612168), (16, 196007605), (20, 156806084), (40, 78403042), (80, 39201521)]