456640

素因数分解:

$2^6\times 5^1\times {\mathrm{1427}}^1$

素因数の和:1444

約数の個数: 28

約数和(自身を含む): 1088136

約数和(自身を除く): 631496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1427, 2854, 5708, 7135, 11416, 14270, 22832, 28540, 45664, 57080, 91328, 114160, 228320, 456640]

約数ペア:

[(1, 456640), (2, 228320), (4, 114160), (5, 91328), (8, 57080), (10, 45664), (16, 28540), (20, 22832), (32, 14270), (40, 11416), (64, 7135), (80, 5708), (160, 2854), (320, 1427)]