928640

素因数分解:

$2^7\times 5^1\times {\mathrm{1451}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 2221560

約数和(自身を除く): 1292920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1451, 2902, 5804, 7255, 11608, 14510, 23216, 29020, 46432, 58040, 92864, 116080, 185728, 232160, 464320, 928640]

約数ペア:

[(1, 928640), (2, 464320), (4, 232160), (5, 185728), (8, 116080), (10, 92864), (16, 58040), (20, 46432), (32, 29020), (40, 23216), (64, 14510), (80, 11608), (128, 7255), (160, 5804), (320, 2902), (640, 1451)]