2015703680

素因数分解:

$2^7\times 5^1\times {\mathrm{3149537}}^1$

素因数の和:3149556

約数の個数: 32

約数和(自身を含む): 4818793140

約数和(自身を除く): 2803089460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3149537, 6299074, 12598148, 15747685, 25196296, 31495370, 50392592, 62990740, 100785184, 125981480, 201570368, 251962960, 403140736, 503925920, 1007851840, 2015703680]

約数ペア:

[(1, 2015703680), (2, 1007851840), (4, 503925920), (5, 403140736), (8, 251962960), (10, 201570368), (16, 125981480), (20, 100785184), (32, 62990740), (40, 50392592), (64, 31495370), (80, 25196296), (128, 15747685), (160, 12598148), (320, 6299074), (640, 3149537)]