15365920

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 36619128

約数和(自身を除く): 21253208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 701, 1096, 1370, 1402, 2192, 2740, 2804, 3505, 4384, 5480, 5608, 7010, 10960, 11216, 14020, 21920, 22432, 28040, 56080, 96037, 112160, 192074, 384148, 480185, 768296, 960370, 1536592, 1920740, 3073184, 3841480, 7682960, 15365920]

約数ペア:

[(1, 15365920), (2, 7682960), (4, 3841480), (5, 3073184), (8, 1920740), (10, 1536592), (16, 960370), (20, 768296), (32, 480185), (40, 384148), (80, 192074), (137, 112160), (160, 96037), (274, 56080), (548, 28040), (685, 22432), (701, 21920), (1096, 14020), (1370, 11216), (1402, 10960), (2192, 7010), (2740, 5608), (2804, 5480), (3505, 4384)]