17937280

素因数分解:

$2^7\times 5^1\times {\mathrm{28027}}^1$

素因数の和:28046

約数の個数: 32

約数和(自身を含む): 42882840

約数和(自身を除く): 24945560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28027, 56054, 112108, 140135, 224216, 280270, 448432, 560540, 896864, 1121080, 1793728, 2242160, 3587456, 4484320, 8968640, 17937280]

約数ペア:

[(1, 17937280), (2, 8968640), (4, 4484320), (5, 3587456), (8, 2242160), (10, 1793728), (16, 1121080), (20, 896864), (32, 560540), (40, 448432), (64, 280270), (80, 224216), (128, 140135), (160, 112108), (320, 56054), (640, 28027)]