7153480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4159}}^1$

素因数の和:4213

約数の個数: 32

約数和(自身を含む): 16473600

約数和(自身を除く): 9320120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4159, 8318, 16636, 20795, 33272, 41590, 83180, 166360, 178837, 357674, 715348, 894185, 1430696, 1788370, 3576740, 7153480]

約数ペア:

[(1, 7153480), (2, 3576740), (4, 1788370), (5, 1430696), (8, 894185), (10, 715348), (20, 357674), (40, 178837), (43, 166360), (86, 83180), (172, 41590), (215, 33272), (344, 20795), (430, 16636), (860, 8318), (1720, 4159)]