8018800

素因数分解:

$2^4\times 5^2\times {\mathrm{20047}}^1$

素因数の和:20065

約数の個数: 30

約数和(自身を含む): 19266128

約数和(自身を除く): 11247328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 20047, 40094, 80188, 100235, 160376, 200470, 320752, 400940, 501175, 801880, 1002350, 1603760, 2004700, 4009400, 8018800]

約数ペア:

[(1, 8018800), (2, 4009400), (4, 2004700), (5, 1603760), (8, 1002350), (10, 801880), (16, 501175), (20, 400940), (25, 320752), (40, 200470), (50, 160376), (80, 100235), (100, 80188), (200, 40094), (400, 20047)]