19398800

素因数分解:

$2^4\times 5^2\times {\mathrm{48497}}^1$

素因数の和:48515

約数の個数: 30

約数和(自身を含む): 46606578

約数和(自身を除く): 27207778

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 48497, 96994, 193988, 242485, 387976, 484970, 775952, 969940, 1212425, 1939880, 2424850, 3879760, 4849700, 9699400, 19398800]

約数ペア:

[(1, 19398800), (2, 9699400), (4, 4849700), (5, 3879760), (8, 2424850), (10, 1939880), (16, 1212425), (20, 969940), (25, 775952), (40, 484970), (50, 387976), (80, 242485), (100, 193988), (200, 96994), (400, 48497)]