722945920

素因数分解:

$2^7\times 5^1\times {\mathrm{1129603}}^1$

素因数の和:1129622

約数の個数: 32

約数和(自身を含む): 1728294120

約数和(自身を除く): 1005348200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1129603, 2259206, 4518412, 5648015, 9036824, 11296030, 18073648, 22592060, 36147296, 45184120, 72294592, 90368240, 144589184, 180736480, 361472960, 722945920]

約数ペア:

[(1, 722945920), (2, 361472960), (4, 180736480), (5, 144589184), (8, 90368240), (10, 72294592), (16, 45184120), (20, 36147296), (32, 22592060), (40, 18073648), (64, 11296030), (80, 9036824), (128, 5648015), (160, 4518412), (320, 2259206), (640, 1129603)]