16988800

素因数分解:

$2^7\times 5^2\times {\mathrm{5309}}^1$

素因数の和:5333

約数の個数: 48

約数和(自身を含む): 41975550

約数和(自身を除く): 24986750

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, 5309, 10618, 21236, 26545, 42472, 53090, 84944, 106180, 132725, 169888, 212360, 265450, 339776, 424720, 530900, 679552, 849440, 1061800, 1698880, 2123600, 3397760, 4247200, 8494400, 16988800]

約数ペア:

[(1, 16988800), (2, 8494400), (4, 4247200), (5, 3397760), (8, 2123600), (10, 1698880), (16, 1061800), (20, 849440), (25, 679552), (32, 530900), (40, 424720), (50, 339776), (64, 265450), (80, 212360), (100, 169888), (128, 132725), (160, 106180), (200, 84944), (320, 53090), (400, 42472), (640, 26545), (800, 21236), (1600, 10618), (3200, 5309)]