913280

素因数分解:

$2^7\times 5^1\times {\mathrm{1427}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 2184840

約数和(自身を除く): 1271560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1427, 2854, 5708, 7135, 11416, 14270, 22832, 28540, 45664, 57080, 91328, 114160, 182656, 228320, 456640, 913280]

約数ペア:

[(1, 913280), (2, 456640), (4, 228320), (5, 182656), (8, 114160), (10, 91328), (16, 57080), (20, 45664), (32, 28540), (40, 22832), (64, 14270), (80, 11416), (128, 7135), (160, 5708), (320, 2854), (640, 1427)]