28849280

素因数分解:

$2^7\times 5^1\times {\mathrm{45077}}^1$

素因数の和:45096

約数の個数: 32

約数和(自身を含む): 68969340

約数和(自身を除く): 40120060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 45077, 90154, 180308, 225385, 360616, 450770, 721232, 901540, 1442464, 1803080, 2884928, 3606160, 5769856, 7212320, 14424640, 28849280]

約数ペア:

[(1, 28849280), (2, 14424640), (4, 7212320), (5, 5769856), (8, 3606160), (10, 2884928), (16, 1803080), (20, 1442464), (32, 901540), (40, 721232), (64, 450770), (80, 360616), (128, 225385), (160, 180308), (320, 90154), (640, 45077)]