74584280

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8837}}^1$

素因数の和:9059

約数の個数: 32

約数和(自身を含む): 168629040

約数和(自身を除く): 94044760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 8837, 17674, 35348, 44185, 70696, 88370, 176740, 353480, 1864607, 3729214, 7458428, 9323035, 14916856, 18646070, 37292140, 74584280]

約数ペア:

[(1, 74584280), (2, 37292140), (4, 18646070), (5, 14916856), (8, 9323035), (10, 7458428), (20, 3729214), (40, 1864607), (211, 353480), (422, 176740), (844, 88370), (1055, 70696), (1688, 44185), (2110, 35348), (4220, 17674), (8440, 8837)]