791680

素因数分解:

$2^7\times 5^1\times {\mathrm{1237}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 1894140

約数和(自身を除く): 1102460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1237, 2474, 4948, 6185, 9896, 12370, 19792, 24740, 39584, 49480, 79168, 98960, 158336, 197920, 395840, 791680]

約数ペア:

[(1, 791680), (2, 395840), (4, 197920), (5, 158336), (8, 98960), (10, 79168), (16, 49480), (20, 39584), (32, 24740), (40, 19792), (64, 12370), (80, 9896), (128, 6185), (160, 4948), (320, 2474), (640, 1237)]