20047600

素因数分解:

$2^4\times 5^2\times {\mathrm{50119}}^1$

素因数の和:50137

約数の個数: 30

約数和(自身を含む): 48165320

約数和(自身を除く): 28117720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50119, 100238, 200476, 250595, 400952, 501190, 801904, 1002380, 1252975, 2004760, 2505950, 4009520, 5011900, 10023800, 20047600]

約数ペア:

[(1, 20047600), (2, 10023800), (4, 5011900), (5, 4009520), (8, 2505950), (10, 2004760), (16, 1252975), (20, 1002380), (25, 801904), (40, 501190), (50, 400952), (80, 250595), (100, 200476), (200, 100238), (400, 50119)]