5488400

素因数分解:

$2^4\times 5^2\times {\mathrm{13721}}^1$

素因数の和:13739

約数の個数: 30

約数和(自身を含む): 13186842

約数和(自身を除く): 7698442

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 13721, 27442, 54884, 68605, 109768, 137210, 219536, 274420, 343025, 548840, 686050, 1097680, 1372100, 2744200, 5488400]

約数ペア:

[(1, 5488400), (2, 2744200), (4, 1372100), (5, 1097680), (8, 686050), (10, 548840), (16, 343025), (20, 274420), (25, 219536), (40, 137210), (50, 109768), (80, 68605), (100, 54884), (200, 27442), (400, 13721)]