2940400

素因数分解:

$2^4\times 5^2\times {\mathrm{7351}}^1$

素因数の和:7369

約数の個数: 30

約数和(自身を含む): 7065272

約数和(自身を除く): 4124872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 7351, 14702, 29404, 36755, 58808, 73510, 117616, 147020, 183775, 294040, 367550, 588080, 735100, 1470200, 2940400]

約数ペア:

[(1, 2940400), (2, 1470200), (4, 735100), (5, 588080), (8, 367550), (10, 294040), (16, 183775), (20, 147020), (25, 117616), (40, 73510), (50, 58808), (80, 36755), (100, 29404), (200, 14702), (400, 7351)]