11318800

素因数分解:

$2^4\times 5^2\times {\mathrm{28297}}^1$

素因数の和:28315

約数の個数: 30

約数和(自身を含む): 27194378

約数和(自身を除く): 15875578

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 28297, 56594, 113188, 141485, 226376, 282970, 452752, 565940, 707425, 1131880, 1414850, 2263760, 2829700, 5659400, 11318800]

約数ペア:

[(1, 11318800), (2, 5659400), (4, 2829700), (5, 2263760), (8, 1414850), (10, 1131880), (16, 707425), (20, 565940), (25, 452752), (40, 282970), (50, 226376), (80, 141485), (100, 113188), (200, 56594), (400, 28297)]