28626560

素因数分解:

$2^7\times 5^1\times {\mathrm{44729}}^1$

素因数の和:44748

約数の個数: 32

約数和(自身を含む): 68436900

約数和(自身を除く): 39810340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44729, 89458, 178916, 223645, 357832, 447290, 715664, 894580, 1431328, 1789160, 2862656, 3578320, 5725312, 7156640, 14313280, 28626560]

約数ペア:

[(1, 28626560), (2, 14313280), (4, 7156640), (5, 5725312), (8, 3578320), (10, 2862656), (16, 1789160), (20, 1431328), (32, 894580), (40, 715664), (64, 447290), (80, 357832), (128, 223645), (160, 178916), (320, 89458), (640, 44729)]