8689280

素因数分解:

$2^7\times 5^1\times {\mathrm{13577}}^1$

素因数の和:13596

約数の個数: 32

約数和(自身を含む): 20774340

約数和(自身を除く): 12085060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13577, 27154, 54308, 67885, 108616, 135770, 217232, 271540, 434464, 543080, 868928, 1086160, 1737856, 2172320, 4344640, 8689280]

約数ペア:

[(1, 8689280), (2, 4344640), (4, 2172320), (5, 1737856), (8, 1086160), (10, 868928), (16, 543080), (20, 434464), (32, 271540), (40, 217232), (64, 135770), (80, 108616), (128, 67885), (160, 54308), (320, 27154), (640, 13577)]