15345820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{2237}}^1$

素因数の和:2267

約数の個数: 48

約数和(自身を含む): 37598400

約数和(自身を除く): 22252580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2237, 3430, 4474, 6860, 8948, 11185, 15659, 22370, 31318, 44740, 62636, 78295, 109613, 156590, 219226, 313180, 438452, 548065, 767291, 1096130, 1534582, 2192260, 3069164, 3836455, 7672910, 15345820]

約数ペア:

[(1, 15345820), (2, 7672910), (4, 3836455), (5, 3069164), (7, 2192260), (10, 1534582), (14, 1096130), (20, 767291), (28, 548065), (35, 438452), (49, 313180), (70, 219226), (98, 156590), (140, 109613), (196, 78295), (245, 62636), (343, 44740), (490, 31318), (686, 22370), (980, 15659), (1372, 11185), (1715, 8948), (2237, 6860), (3430, 4474)]