8872000

素因数分解:

$2^6\times 5^3\times {\mathrm{1109}}^1$

素因数の和:1136

約数の個数: 56

約数和(自身を含む): 21991320

約数和(自身を除く): 13119320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1109, 1600, 2000, 2218, 4000, 4436, 5545, 8000, 8872, 11090, 17744, 22180, 27725, 35488, 44360, 55450, 70976, 88720, 110900, 138625, 177440, 221800, 277250, 354880, 443600, 554500, 887200, 1109000, 1774400, 2218000, 4436000, 8872000]

約数ペア:

[(1, 8872000), (2, 4436000), (4, 2218000), (5, 1774400), (8, 1109000), (10, 887200), (16, 554500), (20, 443600), (25, 354880), (32, 277250), (40, 221800), (50, 177440), (64, 138625), (80, 110900), (100, 88720), (125, 70976), (160, 55450), (200, 44360), (250, 35488), (320, 27725), (400, 22180), (500, 17744), (800, 11090), (1000, 8872), (1109, 8000), (1600, 5545), (2000, 4436), (2218, 4000)]