13628800

素因数分解:

$2^7\times 5^2\times {\mathrm{4259}}^1$

素因数の和:4283

約数の個数: 48

約数和(自身を含む): 33675300

約数和(自身を除く): 20046500

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, 4259, 8518, 17036, 21295, 34072, 42590, 68144, 85180, 106475, 136288, 170360, 212950, 272576, 340720, 425900, 545152, 681440, 851800, 1362880, 1703600, 2725760, 3407200, 6814400, 13628800]

約数ペア:

[(1, 13628800), (2, 6814400), (4, 3407200), (5, 2725760), (8, 1703600), (10, 1362880), (16, 851800), (20, 681440), (25, 545152), (32, 425900), (40, 340720), (50, 272576), (64, 212950), (80, 170360), (100, 136288), (128, 106475), (160, 85180), (200, 68144), (320, 42590), (400, 34072), (640, 21295), (800, 17036), (1600, 8518), (3200, 4259)]