130593820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19037}}^1$

素因数の和:19067

約数の個数: 48

約数和(自身を含む): 319838400

約数和(自身を除く): 189244580

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, 3430, 6860, 19037, 38074, 76148, 95185, 133259, 190370, 266518, 380740, 533036, 666295, 932813, 1332590, 1865626, 2665180, 3731252, 4664065, 6529691, 9328130, 13059382, 18656260, 26118764, 32648455, 65296910, 130593820]

約数ペア:

[(1, 130593820), (2, 65296910), (4, 32648455), (5, 26118764), (7, 18656260), (10, 13059382), (14, 9328130), (20, 6529691), (28, 4664065), (35, 3731252), (49, 2665180), (70, 1865626), (98, 1332590), (140, 932813), (196, 666295), (245, 533036), (343, 380740), (490, 266518), (686, 190370), (980, 133259), (1372, 95185), (1715, 76148), (3430, 38074), (6860, 19037)]