219030880

素因数分解:

$2^5\times 5^1\times {\mathrm{1368943}}^1$

素因数の和:1368958

約数の個数: 24

約数和(自身を含む): 517460832

約数和(自身を除く): 298429952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1368943, 2737886, 5475772, 6844715, 10951544, 13689430, 21903088, 27378860, 43806176, 54757720, 109515440, 219030880]

約数ペア:

[(1, 219030880), (2, 109515440), (4, 54757720), (5, 43806176), (8, 27378860), (10, 21903088), (16, 13689430), (20, 10951544), (32, 6844715), (40, 5475772), (80, 2737886), (160, 1368943)]