28284800

素因数分解:

$2^7\times 5^2\times {\mathrm{8839}}^1$

素因数の和:8863

約数の個数: 48

約数和(自身を含む): 69880200

約数和(自身を除く): 41595400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 8839, 17678, 35356, 44195, 70712, 88390, 141424, 176780, 220975, 282848, 353560, 441950, 565696, 707120, 883900, 1131392, 1414240, 1767800, 2828480, 3535600, 5656960, 7071200, 14142400, 28284800]

約数ペア:

[(1, 28284800), (2, 14142400), (4, 7071200), (5, 5656960), (8, 3535600), (10, 2828480), (16, 1767800), (20, 1414240), (25, 1131392), (32, 883900), (40, 707120), (50, 565696), (64, 441950), (80, 353560), (100, 282848), (128, 220975), (160, 176780), (200, 141424), (320, 88390), (400, 70712), (640, 44195), (800, 35356), (1600, 17678), (3200, 8839)]